/* roulang page: index */
:root {
        --ink: #0F1113;
        --cream: #F5F3ED;
        --sand: #E8E4DB;
        --gold: #C9A25D;
        --gold-deep: #8F6F3E;
        --copper: #B3643D;
        --white-soft: #F0EDE6;
        --text-main: #1D1D1B;
        --text-mid: #3F3D39;
        --text-soft: #8A8579;
        --radius-lg: 20px;
        --radius-card: 14px;
        --radius-btn: 10px;
        --shadow-card: 0 8px 30px rgba(20, 16, 8, 0.08);
        --shadow-deep: 0 18px 50px rgba(0, 0, 0, 0.28);
        --ease: cubic-bezier(0.2, 0.6, 0.2, 1);
    }

    *,
    *::before,
    *::after {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
    }

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Helvetica Neue", Arial, sans-serif;
        background: var(--cream);
        color: var(--text-main);
        line-height: 1.7;
        -webkit-font-smoothing: antialiased;
        font-size: 16px;
    }

    body.no-scroll {
        overflow: hidden;
    }

    .font-num {
        font-family: Arial, "Helvetica Neue", sans-serif;
        font-feature-settings: "tnum";
        font-variant-numeric: tabular-nums;
    }

    img,
    svg {
        display: block;
        max-width: 100%;
    }

    a {
        color: inherit;
        text-decoration: none;
    }

    button,
    input,
    select,
    textarea {
        font-family: inherit;
        font-size: 1rem;
        border: 0;
        background: none;
        outline: none;
    }

    .container-custom {
        width: 100%;
        max-width: 1200px;
        margin: 0 auto;
        padding-left: 24px;
        padding-right: 24px;
    }

    .section-pad {
        padding-top: 96px;
        padding-bottom: 96px;
    }

    .eyebrow {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        font-size: .78rem;
        font-weight: 600;
        letter-spacing: .14em;
        color: var(--gold-deep);
        background: rgba(201, 162, 93, .12);
        border-radius: 999px;
        padding: 6px 14px;
        text-transform: uppercase;
    }

    .eyebrow-light {
        color: #e4d6ba;
        background: rgba(255, 255, 255, .08);
        border: 1px solid rgba(255, 255, 255, .14);
    }

    .section-title {
        font-size: clamp(1.6rem, 2.8vw, 2.4rem);
        font-weight: 600;
        line-height: 1.22;
        letter-spacing: -0.01em;
        color: var(--text-main);
    }

    .top-line {
        width: 56px;
        height: 2px;
        background: var(--gold);
        margin-bottom: 18px;
    }

    .btn-main,
    .btn-dark,
    .btn-outline,
    .btn-outline-light {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        height: 48px;
        padding: 0 22px;
        border-radius: var(--radius-btn);
        font-weight: 600;
        font-size: .95rem;
        line-height: 1;
        cursor: pointer;
        transition: background-color .16s var(--ease), color .16s var(--ease), border-color .16s var(--ease), transform .16s var(--ease), box-shadow .16s var(--ease);
    }

    .btn-main {
        background: var(--gold);
        color: #14120c;
    }

    .btn-main:hover {
        background: #d9b87a;
        transform: translateY(-2px);
        box-shadow: 0 12px 30px rgba(201, 162, 93, .28);
    }

    .btn-dark {
        background: var(--ink);
        color: #fff;
    }

    .btn-dark:hover {
        background: #23272b;
        transform: translateY(-2px);
    }

    .btn-outline {
        border: 1px solid rgba(29, 29, 27, .28);
        color: #1D1D1B;
        background: transparent;
    }

    .btn-outline:hover {
        border-color: var(--gold-deep);
        color: var(--gold-deep);
        background: rgba(201, 162, 93, .08);
    }

    .btn-outline-light {
        border: 1px solid rgba(255, 255, 255, .55);
        color: #F5F3ED;
        background: transparent;
        backdrop-filter: blur(6px);
    }

    .btn-outline-light:hover {
        background: rgba(255, 255, 255, .12);
        border-color: #fff;
        transform: translateY(-2px);
    }

    .btn-nav {
        height: 40px;
        padding: 0 16px;
        border-radius: 8px;
        background: var(--gold);
        color: #14120c;
        font-size: .9rem;
        font-weight: 600;
        display: inline-flex;
        align-items: center;
        gap: 6px;
        transition: background .16s ease;
    }

    .btn-nav:hover {
        background: #d9b87a;
    }

    /* 导航 */
    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1000;
        backdrop-filter: blur(18px);
        -webkit-backdrop-filter: blur(18px);
        background: rgba(15, 17, 19, .42);
        border-bottom: 1px solid rgba(255, 255, 255, .12);
        transition: background .18s var(--ease), border-color .18s var(--ease), box-shadow .18s var(--ease);
    }

    .site-header.scrolled {
        background: rgba(245, 243, 237, .92);
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
        border-bottom: 1px solid rgba(29, 29, 27, .08);
        box-shadow: 0 12px 32px rgba(20, 16, 8, .06);
    }

    .header-inner {
        height: 72px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 24px;
    }

    .logo-area {
        display: flex;
        align-items: center;
        flex-shrink: 0;
        gap: 12px;
    }

    .logo-mark {
        width: 32px;
        height: 32px;
        position: relative;
        flex-shrink: 0;
    }

    .logo-word {
        display: flex;
        flex-direction: column;
        line-height: 1.25;
        margin: 0;
    }

    .logo-title {
        font-size: 1.02rem;
        font-weight: 800;
        letter-spacing: .06em;
        color: #fff;
        transition: color .16s var(--ease);
    }

    .logo-sub {
        font-size: 9px;
        letter-spacing: .2em;
        color: var(--gold);
        display: flex;
        gap: 2px;
    }

    .site-header.scrolled .logo-title {
        color: var(--ink);
    }

    .site-header.scrolled .logo-sub {
        color: var(--gold-deep);
    }

    .main-nav {
        display: flex;
        align-items: center;
        gap: 6px;
    }

    .nav-link {
        position: relative;
        padding: 8px 12px;
        color: rgba(240, 237, 230, .88);
        font-size: .95rem;
        font-weight: 500;
        transition: color .16s ease;
        white-space: nowrap;
    }

    .nav-link::after {
        content: "";
        position: absolute;
        left: 20%;
        right: 80%;
        bottom: 2px;
        height: 2px;
        background: var(--gold);
        transition: right .28s var(--ease), left .28s var(--ease);
    }

    .nav-link:hover::after,
    .nav-link.active::after {
        right: 12%;
        left: 12%;
    }

    .nav-link:hover,
    .nav-link.active {
        color: var(--gold);
    }

    .site-header.scrolled .nav-link {
        color: var(--text-main);
    }

    .site-header.scrolled .nav-link:hover,
    .site-header.scrolled .nav-link.active {
        color: var(--gold-deep);
    }

    .header-nav-right {
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .burger {
        display: none;
        width: 42px;
        height: 42px;
        border-radius: 10px;
        align-items: center;
        justify-content: center;
        color: #fff;
        background: transparent;
        border: 1px solid rgba(255, 255, 255, .18);
        transition: all .2s;
        cursor: pointer;
    }

    .site-header.scrolled .burger {
        color: var(--ink);
        border-color: rgba(29, 29, 27, .25);
    }

    .modal-trigger-quick {
        cursor: pointer;
    }

    .mobile-menu {
        position: fixed;
        inset: 0;
        z-index: 1100;
        background: rgba(15, 17, 19, .97);
        transform: translateX(102%);
        transition: transform .3s var(--ease);
        visibility: hidden;
        display: flex;
        flex-direction: column;
        justify-content: center;
        padding: 40px 30px;
    }

    .mobile-menu.open {
        transform: translateX(0);
        visibility: visible;
    }

    .mobile-menu-close {
        position: absolute;
        top: 14px;
        right: 16px;
        width: 46px;
        height: 46px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        border: 1px solid rgba(255, 255, 255, .2);
        border-radius: 50%;
        cursor: pointer;
        background: transparent;
    }

    .mobile-menu-nav {
        display: flex;
        flex-direction: column;
        gap: 6px;
    }

    .mobile-menu-nav a {
        padding: 16px 4px;
        color: #F0EDE6;
        font-size: 1.6rem;
        font-weight: 600;
        border-bottom: 1px solid rgba(255, 255, 255, .1);
        transition: color .2s ease;
    }

    .mobile-menu-nav a:hover,
    .mobile-menu-nav a.active {
        color: var(--gold);
    }

    .mobile-menu-foot {
        margin-top: 36px;
        color: rgba(240, 237, 230, .6);
        font-size: .84rem;
        line-height: 1.6;
    }

    /* Hero */
    .hero {
        position: relative;
        min-height: 92vh;
        display: flex;
        align-items: center;
        overflow: hidden;
        background: var(--ink);
    }

    .hero-bg {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        opacity: .72;
    }

    .hero-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(100deg, rgba(15, 17, 19, .92) 8%, rgba(15, 17, 19, .42) 60%, rgba(15, 17, 19, .2) 100%);
        z-index: 1;
    }

    .hero-overlay::after {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(to bottom, rgba(15, 17, 19, 0) 45%, rgba(15, 17, 19, .35) 100%);
    }

    .hero-content {
        position: relative;
        z-index: 2;
        width: 100%;
        padding-top: 120px;
        padding-bottom: 90px;
    }

    .hero-grid-main {
        max-width: 620px;
        color: #fff;
    }

    .hero-eyebrow {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        border: 1px solid rgba(255, 255, 255, .22);
        background: rgba(255, 255, 255, .08);
        backdrop-filter: blur(12px);
        border-radius: 999px;
        color: #eadfc2;
        padding: 6px 14px;
        font-size: .8rem;
        letter-spacing: .12em;
        margin-bottom: 26px;
    }

    .hero-title {
        font-size: clamp(2.1rem, 4.6vw, 4.1rem);
        font-weight: 600;
        line-height: 1.12;
        letter-spacing: -0.02em;
        text-wrap: balance;
        max-width: 820px;
    }

    .hero-title .star-gold {
        color: var(--gold);
    }

    .hero-sub {
        margin-top: 22px;
        max-width: 620px;
        color: rgba(240, 237, 230, .85);
        font-size: 1.05rem;
        line-height: 1.8;
    }

    .hero-actions {
        display: flex;
        flex-wrap: wrap;
        gap: 16px;
        margin-top: 34px;
    }

    .hero-shortcuts {
        margin-top: 50px;
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 14px;
        max-width: 790px;
    }

    .shortcut-card {
        position: relative;
        background: rgba(255, 255, 255, .08);
        border: 1px solid rgba(255, 255, 255, .16);
        border-radius: 14px;
        padding: 18px 16px;
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        color: #F0EDE6;
        transition: transform .16s var(--ease), background .16s ease, border-color .16s ease;
    }

    .shortcut-card:hover {
        transform: translateY(-4px);
        background: rgba(255, 255, 255, .13);
        border-color: rgba(201, 162, 93, .5);
    }

    .shortcut-icon {
        width: 34px;
        height: 34px;
        border-radius: 10px;
        background: rgba(201, 162, 93, .14);
        color: var(--gold);
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 12px;
    }

    .shortcut-card h3 {
        font-size: 1rem;
        font-weight: 600;
        margin-bottom: 4px;
        color: #fff;
    }

    .shortcut-card p {
        font-size: .84rem;
        color: rgba(240, 237, 230, .72);
        line-height: 1.5;
        margin-bottom: 11px;
    }

    .shortcut-link {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        color: var(--gold);
        font-size: .84rem;
        font-weight: 600;
        transition: gap .15s ease;
    }

    .shortcut-card:hover .shortcut-link {
        gap: 8px;
    }

    .scroll-down {
        position: absolute;
        left: 50%;
        bottom: 22px;
        transform: translateX(-50%);
        z-index: 3;
        color: rgba(240, 237, 230, .5);
        animation: floatDown 1.8s infinite ease-in-out;
    }

    @keyframes floatDown {
        0%,
        100% {
            transform: translate(-50%, 0);
        }
        50% {
            transform: translate(-50%, 8px);
        }
    }

    @media (max-width: 768px) {
        .container-custom {
            padding-left: 20px;
            padding-right: 20px;
        }
        .hero {
            min-height: 95vh;
            align-items: flex-end;
        }
        .hero-content {
            padding-top: 100px;
            padding-bottom: 80px;
        }
        .hero-title {
            font-size: clamp(1.75rem, 7vw, 2.5rem);
        }
        .hero-shortcuts {
            grid-template-columns: 1fr;
            max-width: 100%;
            margin-top: 30px;
        }
        .hero-actions {
            flex-direction: column;
            align-items: stretch;
        }
        .hero-actions .btn-main,
        .hero-actions .btn-outline-light {
            width: 100%;
        }
        .scroll-down {
            display: none;
        }
    }

    /* 信任带 */
    .trust-band {
        background: var(--sand);
        border-top: 1px solid rgba(29, 29, 27, .06);
        border-bottom: 1px solid rgba(29, 29, 27, .06);
    }

    .trust-list {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 14px 30px;
        padding: 20px 0;
        color: var(--text-mid);
        font-size: .9rem;
        letter-spacing: .02em;
    }

    .trust-list span {
        display: inline-flex;
        align-items: center;
        gap: 8px;
    }

    .trust-list span::before {
        content: "";
        width: 5px;
        height: 5px;
        border-radius: 50%;
        background: var(--gold);
        opacity: .75;
    }

    /* 痛点区 */
    .pain-section {
        background: var(--cream);
    }

    .pain-grid {
        display: grid;
        grid-template-columns: repeat(12, minmax(0, 1fr));
        gap: 60px;
        align-items: start;
    }

    .pain-left {
        grid-column: span 5;
    }

    .pain-right {
        grid-column: span 7;
        border-left: 1px solid rgba(29, 29, 27, .1);
        padding-left: 48px;
    }

    .pain-question {
        font-size: clamp(1.5rem, 2.4vw, 2rem);
        font-weight: 600;
        line-height: 1.5;
        color: var(--text-main);
        max-width: 400px;
    }

    .pain-question span {
        color: var(--gold-deep);
    }

    .pain-note {
        margin-top: 20px;
        color: var(--text-soft);
        font-size: 1rem;
        max-width: 380px;
    }

    .pain-list {
        display: flex;
        flex-direction: column;
        gap: 0;
    }

    .pain-item {
        display: grid;
        grid-template-columns: 54px 1fr;
        padding: 20px 0;
        border-bottom: 1px solid rgba(29, 29, 27, .08);
    }

    .pain-num {
        font-family: Arial, "Helvetica Neue", sans-serif;
        font-feature-settings: "tnum";
        color: var(--gold-deep);
        font-size: .92rem;
        font-weight: 700;
    }

    .pain-item h3 {
        font-size: 1rem;
        font-weight: 600;
        margin-bottom: 5px;
        color: var(--text-main);
    }

    .pain-item p {
        font-size: .9rem;
        line-height: 1.75;
        color: var(--text-soft);
        max-width: 520px;
    }

    @media (max-width: 991px) {
        .pain-grid {
            gap: 30px;
        }
        .pain-left,
        .pain-right {
            grid-column: span 12;
        }
        .pain-right {
            border-left: 0;
            padding-left: 0;
        }
    }

    /* 方案卡 */
    .solution-section {
        background: var(--cream);
        padding-bottom: 96px;
    }

    .solution-grid {
        display: grid;
        grid-template-columns: repeat(12, minmax(0, 1fr));
        gap: 24px;
    }

    .solution-main-col {
        grid-column: span 7;
        display: flex;
        flex-direction: column;
        gap: 24px;
    }

    .solution-high-col {
        grid-column: span 5;
    }

    .card-main {
        background: url('/assets/images/coverpic/cover-8.png') no-repeat center right / auto 100%, var(--ink);
        background-size: 44%, 100%;
        border-radius: var(--radius-lg);
        padding: 32px;
        color: #fff;
        min-height: 360px;
        position: relative;
        overflow: hidden;
        transition: transform .2s var(--ease), box-shadow .2s ease;
    }

    .card-main:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-deep);
    }

    .card-main::after {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(100deg, rgba(15, 17, 19, .94) 8%, rgba(15, 17, 19, .68) 60%, rgba(15, 17, 19, .25) 100%);
        z-index: 0;
        border-radius: var(--radius-lg);
    }

    .card-main-content {
        position: relative;
        z-index: 2;
        max-width: 78%;
    }

    .card-main .card-badge {
        background: rgba(201, 162, 93, .16);
        border-radius: 999px;
        display: inline-flex;
        align-items: center;
        padding: 5px 12px;
        color: #e6cd96;
        font-size: .8rem;
        margin-bottom: 22px;
    }

    .card-main h3 {
        font-size: 1.65rem;
        font-weight: 600;
        line-height: 1.35;
        margin-bottom: 12px;
    }

    .card-main p {
        font-size: .95rem;
        line-height: 1.8;
        color: rgba(240, 237, 230, .82);
        margin-bottom: 22px;
    }

    .card-sub {
        background: #fff;
        border: 1px solid rgba(29, 29, 27, .05);
        box-shadow: 0 4px 18px rgba(20, 16, 8, .03);
        border-radius: var(--radius-card);
        padding: 24px;
        min-height: 160px;
        position: relative;
        transition: transform .16s var(--ease), box-shadow .18s var(--ease);
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }

    .card-sub:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-card);
    }

    .card-sub .badge-small {
        background: rgba(201, 162, 93, .16);
        color: var(--gold-deep);
        border-radius: 999px;
        font-size: .76rem;
        padding: 4px 10px;
        display: inline-flex;
        width: max-content;
    }

    .card-sub h3 {
        font-size: 1.1rem;
        font-weight: 600;
        color: var(--text-main);
        margin-top: 12px;
    }

    .card-sub p {
        font-size: .87rem;
        color: var(--text-soft);
        margin-top: 6px;
        line-height: 1.65;
    }

    .card-sub a,
    .card-main a,
    .solution-high a {
        color: var(--gold-deep);
        font-size: .87rem;
        font-weight: 600;
        display: inline-flex;
        align-items: center;
        gap: 3px;
        transition: gap .15s ease;
        margin-top: 12px;
    }

    .card-sub:hover a,
    .card-main:hover a,
    .solution-high:hover a {
        gap: 7px;
    }

    .solution-high {
        background: #fff;
        border-radius: var(--radius-lg);
        overflow: hidden;
        border: 1px solid rgba(29, 29, 27, .05);
        display: flex;
        flex-direction: column;
        height: 100%;
        transition: transform .2s var(--ease), box-shadow .18s var(--ease);
    }

    .solution-high:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-card);
    }

    .solution-high-cover {
        position: relative;
        height: 224px;
        overflow: hidden;
        background: var(--sand);
    }

    .solution-high-cover img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .solution-high-cover::after {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(to bottom, rgba(15, 17, 19, 0) 20%, rgba(15, 17, 19, .22) 100%);
    }

    .solution-high-body {
        padding: 28px 28px 24px;
        display: flex;
        flex-direction: column;
        flex: 1;
    }

    .solution-high-body .badge-small {
        background: rgba(201, 162, 93, .16);
        color: var(--gold-deep);
        border-radius: 999px;
        font-size: .8rem;
        padding: 5px 12px;
        display: inline-flex;
        width: max-content;
        margin-bottom: 14px;
    }

    .solution-high-body h3 {
        font-size: 1.35rem;
        font-weight: 600;
        line-height: 1.4;
        margin-bottom: 10px;
        color: var(--text-main);
    }

    .solution-list {
        list-style: none;
        margin: 10px 0 6px;
        display: flex;
        flex-direction: column;
        gap: 12px;
    }

    .solution-list li {
        display: flex;
        align-items: flex-start;
        gap: 10px;
        font-size: .9rem;
        color: var(--text-mid);
        border-bottom: 1px dashed rgba(29, 29, 27, .08);
        padding-bottom: 10px;
    }

    .solution-list li::before {
        content: "◈";
        color: var(--gold);
        font-size: .8rem;
        line-height: 1.4;
    }

    .solution-high .card-link {
        margin-top: auto;
        padding-top: 14px;
    }

    .solution-cta-row {
        margin-top: 34px;
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        justify-content: space-between;
        gap: 20px;
        background: var(--sand);
        border-radius: 18px;
        padding: 20px 26px;
    }

    .solution-cta-row p {
        color: var(--text-mid);
        font-size: .94rem;
    }

    .solution-cta-row p strong {
        color: var(--text-main);
        font-weight: 600;
    }

    @media (max-width: 991px) {
        .solution-main-col,
        .solution-high-col {
            grid-column: span 12;
        }
        .solution-high {
            height: auto;
        }
        .card-main {
            background-size: 80%, 100%;
        }
        .card-main-content {
            max-width: 100%;
        }
    }

    /* 数据带 */
    .data-band {
        background: var(--ink);
        color: #F0EDE6;
        padding: 72px 0;
    }

    .data-band .section-title {
        color: #F0EDE6;
    }

    .data-eyebrow {
        color: #e3cfa3;
    }

    .data-grid {
        display: grid;
        grid-template-columns: repeat(12, minmax(0, 1fr));
        gap: 24px;
        margin-top: 44px;
    }

    .data-main {
        grid-column: span 5;
        padding-right: 40px;
        border-right: 1px solid rgba(255, 255, 255, .14);
    }

    .data-main .big-text {
        font-size: clamp(1.7rem, 3vw, 2.6rem);
        font-weight: 600;
        line-height: 1.4;
        color: #fff;
        margin-top: 14px;
    }

    .data-main p {
        color: rgba(240, 237, 230, .65);
        max-width: 360px;
        margin-top: 14px;
        font-size: .95rem;
        line-height: 1.8;
    }

    .data-nums {
        grid-column: span 7;
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0;
        border-top: 1px solid rgba(255, 255, 255, .1);
        border-left: 1px solid rgba(255, 255, 255, .1);
    }

    .data-item {
        padding: 30px 28px;
        border-right: 1px solid rgba(255, 255, 255, .1);
        border-bottom: 1px solid rgba(255, 255, 255, .1);
    }

    .data-item .data-num {
        font-family: Arial, "Helvetica Neue", sans-serif;
        font-feature-settings: "tnum";
        font-size: 2rem;
        font-weight: 700;
        color: var(--gold);
        line-height: 1.2;
    }

    .data-item h4 {
        color: #fff;
        font-size: .95rem;
        font-weight: 600;
        margin-top: 10px;
    }

    .data-item p {
        color: rgba(240, 237, 230, .6);
        font-size: .82rem;
        margin-top: 6px;
        line-height: 1.55;
    }

    @media (max-width: 991px) {
        .data-main {
            grid-column: span 12;
            border-right: 0;
            padding-right: 0;
        }
        .data-nums {
            grid-column: span 12;
            grid-template-columns: repeat(2, minmax(0, 1fr));
        }
    }

    @media (max-width: 600px) {
        .data-nums {
            grid-template-columns: 1fr;
        }
        .data-item {
            padding: 20px;
        }
    }

    /* 资讯列表 */
    .news-section {
        background: var(--cream);
        padding-top: 96px;
        padding-bottom: 96px;
    }

    .news-grid {
        display: grid;
        grid-template-columns: repeat(12, minmax(0, 1fr));
        gap: 36px;
        margin-top: 40px;
    }

    .news-feature-col {
        grid-column: span 7;
    }

    .news-list-col {
        grid-column: span 5;
    }

    .feature-card {
        border-radius: var(--radius-lg);
        overflow: hidden;
        background: #fff;
        border: 1px solid rgba(29, 29, 27, .05);
        height: 100%;
        display: flex;
        flex-direction: column;
        transition: transform .18s var(--ease), box-shadow .18s var(--ease);
    }

    .feature-card:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-card);
    }

    .feature-cover {
        background: var(--sand);
        display: block;
    }

    .feature-cover img {
        width: 100%;
        aspect-ratio: 16 / 9;
        object-fit: cover;
    }

    .feature-body {
        padding: 24px 24px 26px;
    }

    .feature-body .info-line {
        display: flex;
        align-items: center;
        gap: 12px;
        font-size: .82rem;
        color: var(--text-soft);
    }

    .feature-body h3 {
        font-size: 1.28rem;
        font-weight: 600;
        line-height: 1.5;
        margin-top: 12px;
        color: var(--text-main);
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .feature-body p {
        margin-top: 12px;
        font-size: .9rem;
        line-height: 1.75;
        color: var(--text-soft);
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .feature-read {
        margin-top: 18px;
        display: inline-flex;
        align-items: center;
        gap: 6px;
        color: var(--gold-deep);
        font-weight: 600;
        font-size: .88rem;
    }

    .news-mini-list {
        display: flex;
        flex-direction: column;
        gap: 16px;
    }

    .news-mini-item {
        background: #fff;
        border: 1px solid rgba(29, 29, 27, .05);
        border-radius: 14px;
        padding: 18px 18px 16px;
        transition: transform .16s ease, box-shadow .16s var(--ease), border-color .16s ease;
        display: block;
    }

    .news-mini-item:hover {
        transform: translateY(-3px);
        box-shadow: var(--shadow-card);
        border-color: rgba(201, 162, 93, .35);
    }

    .news-mini-top {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 10px;
        margin-bottom: 8px;
    }

    .news-mini-top .badge {
        background: rgba(201, 162, 93, .14);
        color: var(--gold-deep);
        border-radius: 999px;
        font-size: .74rem;
        padding: 3px 10px;
        white-space: nowrap;
    }

    .news-mini-time {
        font-size: .76rem;
        color: var(--text-soft);
        white-space: nowrap;
    }

    .news-mini-item h3 {
        font-size: .98rem;
        font-weight: 600;
        line-height: 1.5;
        color: var(--text-main);
        display: -webkit-box;
        -webkit-line-clamp: 1;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .news-mini-item p {
        margin-top: 5px;
        font-size: .82rem;
        color: var(--text-soft);
        line-height: 1.5;
        display: -webkit-box;
        -webkit-line-clamp: 1;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .news-more-wrap {
        grid-column: span 12;
        text-align: center;
        margin-top: 32px;
    }

    .news-empty {
        grid-column: span 12;
        background: #fff;
        border: 1px solid rgba(29, 29, 27, .06);
        border-radius: 16px;
        padding: 64px 24px;
        text-align: center;
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 12px;
        color: var(--text-soft);
    }

    .news-empty svg {
        color: var(--gold-deep);
        opacity: .6;
    }

    @media (max-width: 991px) {
        .news-feature-col,
        .news-list-col {
            grid-column: span 12;
        }
        .news-list-col {
            margin-top: 0;
        }
    }

    /* FAQ */
    .faq-section {
        background: #EFECE4;
        padding: 96px 0;
    }

    .faq-grid {
        display: grid;
        grid-template-columns: repeat(12, minmax(0, 1fr));
        gap: 56px;
        align-items: flex-start;
    }

    .faq-info {
        grid-column: span 5;
        position: sticky;
        top: 120px;
    }

    .faq-list {
        grid-column: span 7;
    }

    .faq-item {
        border-bottom: 1px solid rgba(29, 29, 27, .11);
        padding-top: 6px;
    }

    .faq-item:last-child {
        border-bottom: 0;
    }

    .faq-q {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;
        text-align: left;
        padding: 18px 4px;
        gap: 18px;
        cursor: pointer;
        color: var(--text-main);
        font-size: .98rem;
        font-weight: 600;
        line-height: 1.5;
        transition: color .16s ease;
    }

    .faq-q:hover {
        color: var(--gold-deep);
    }

    .faq-q .faq-icon {
        flex-shrink: 0;
        width: 24px;
        height: 24px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 6px;
        color: var(--gold-deep);
        transition: transform .1s ease;
        border: 1px solid rgba(201, 162, 93, .34);
    }

    .faq-item.open .faq-icon {
        transform: rotate(45deg);
    }

    .faq-a {
        max-height: 0;
        overflow: hidden;
        transition: max-height .3s var(--ease), padding .3s var(--ease);
        padding-left: 34px;
        padding-right: 24px;
        color: var(--text-soft);
        font-size: .9rem;
        line-height: 1.75;
    }

    .faq-item.open .faq-a {
        max-height: 260px;
        padding-bottom: 22px;
    }

    @media (max-width: 991px) {
        .faq-info {
            grid-column: span 12;
            position: static;
        }
        .faq-list {
            grid-column: span 12;
        }
    }

    /* CTA */
    .cta-block {
        background:
            linear-gradient(105deg, rgba(15, 17, 19, .94), rgba(15, 17, 19, .72)),
            url('/assets/images/backpic/back-2.webp') no-repeat center / cover;
        padding: 96px 0;
        color: #fff;
    }

    .cta-inner {
        display: grid;
        grid-template-columns: repeat(12, minmax(0, 1fr));
        align-items: center;
        gap: 40px;
    }

    .cta-left {
        grid-column: span 7;
    }

    .cta-left h2 {
        font-size: clamp(1.7rem, 2.6vw, 2.3rem);
        font-weight: 600;
        line-height: 1.3;
        color: #fff;
    }

    .cta-left p {
        max-width: 560px;
        color: rgba(240, 237, 230, .78);
        line-height: 1.8;
        margin-top: 18px;
    }

    .cta-right {
        grid-column: span 5;
        display: flex;
        justify-content: flex-end;
    }

    .cta-panel {
        border: 1px solid rgba(255, 255, 255, .14);
        background: rgba(255, 255, 255, .05);
        backdrop-filter: blur(10px);
        border-radius: 20px;
        padding: 28px;
        width: 100%;
        max-width: 420px;
    }

    .cta-panel h3 {
        font-size: 1.12rem;
        color: #fff;
        font-weight: 600;
    }

    .cta-panel .cta-desc {
        margin-top: 10px;
        font-size: .9rem;
        color: rgba(240, 237, 230, .7);
    }

    .cta-panel .btn-main {
        width: 100%;
        margin-top: 24px;
    }

    .cta-note {
        margin-top: 14px;
        font-size: .75rem;
        color: rgba(240, 237, 230, .4);
        text-align: center;
    }

    @media (max-width: 991px) {
        .cta-left,
        .cta-right {
            grid-column: span 12;
        }
        .cta-right {
            justify-content: flex-start;
        }
    }

    /* 页脚 */
    .site-footer {
        background: var(--ink);
        color: rgba(240, 237, 230, .75);
        padding-top: 76px;
    }

    .footer-top-line {
        height: 1px;
        background: linear-gradient(90deg, var(--gold), transparent);
        max-width: 1440px;
        margin: 0 auto;
    }

    .footer-grid {
        display: grid;
        grid-template-columns: repeat(12, minmax(0, 1fr));
        gap: 36px;
        padding-bottom: 48px;
    }

    .footer-brand {
        grid-column: span 4;
    }

    .footer-col {
        grid-column: span 2;
    }

    .footer-contact {
        grid-column: span 4;
    }

    .footer-brand .logo-word {
        margin-top: 14px;
    }

    .footer-brand .logo-title {
        color: #F0EDE6;
    }

    .footer-brand .logo-sub {
        color: var(--gold);
    }

    .footer-brand p {
        margin-top: 18px;
        max-width: 320px;
        font-size: .9rem;
        line-height: 1.8;
        color: rgba(240, 237, 230, .63);
    }

    .footer-col h4,
    .footer-contact h4 {
        color: #fff;
        font-size: 1rem;
        font-weight: 600;
        margin-bottom: 18px;
    }

    .footer-col a,
    .footer-contact a {
        display: block;
        color: rgba(240, 237, 230, .62);
        font-size: .88rem;
        padding: 5px 0;
        transition: color .16s ease;
    }

    .footer-col a:hover,
    .footer-contact a:hover {
        color: var(--gold);
    }

    .footer-contact .service-time {
        margin-top: 18px;
        color: rgba(240, 237, 230, .4);
        font-size: .82rem;
    }

    .footer-contact .service-time strong {
        color: rgba(240, 237, 230, .6);
        font-weight: 500;
    }

    .footer-contact .footer-cta-btn {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        margin-top: 20px;
        border: 1px solid rgba(255, 255, 255, .2);
        border-radius: 999px;
        padding: 8px 18px;
        color: #F0EDE6;
        cursor: pointer;
        font-size: .85rem;
        background: transparent;
        transition: background .16s ease, border-color .16s;
    }

    .footer-contact .footer-cta-btn:hover {
        background: rgba(201, 162, 93, .14);
        border-color: var(--gold);
    }

    .footer-copyright {
        border-top: 1px solid rgba(255, 255, 255, .08);
        padding: 22px 0;
        font-size: .82rem;
        color: rgba(240, 237, 230, .42);
        display: flex;
        justify-content: space-between;
        gap: 16px;
    }

    .footer-copyright a:hover {
        color: var(--gold);
    }

    @media (max-width: 991px) {
        .footer-brand,
        .footer-contact {
            grid-column: span 6;
        }
        .footer-col {
            grid-column: span 4;
        }
    }

    @media (max-width: 640px) {
        .footer-brand,
        .footer-contact,
        .footer-col {
            grid-column: span 12;
        }
        .footer-copyright {
            flex-direction: column;
            text-align: center;
        }
    }

    /* 移动端粘性 */
    .mobile-cta {
        position: fixed;
        bottom: 14px;
        left: 18px;
        right: 18px;
        z-index: 900;
        background: rgba(15, 17, 19, .93);
        border: 1px solid rgba(255, 255, 255, .16);
        height: 52px;
        border-radius: 12px;
        display: none;
        align-items: center;
        justify-content: center;
        gap: 10px;
        color: #fff;
        font-weight: 600;
        font-size: .92rem;
        box-shadow: 0 12px 32px rgba(0, 0, 0, .3);
        transition: opacity .2s, transform .2s;
        padding-bottom: env(safe-area-inset-bottom);
    }

    .mobile-cta.hide {
        opacity: 0;
        transform: translateY(20px);
        pointer-events: none;
    }

    @media (max-width: 767px) {
        .main-nav {
            display: none;
        }
        .burger {
            display: flex;
        }
        .mobile-cta {
            display: flex;
        }
        .header-nav-right {
            gap: 6px;
        }
    }

    /* Modal */
    .modal-mask {
        position: fixed;
        inset: 0;
        z-index: 1500;
        background: rgba(15, 17, 19, .6);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        display: flex;
        align-items: center;
        justify-content: center;
        opacity: 0;
        visibility: hidden;
        transition: opacity .22s var(--ease), visibility .22s;
        padding: 20px;
    }

    .modal-mask.show {
        opacity: 1;
        visibility: visible;
    }

    .modal-panel {
        width: 100%;
        max-width: 560px;
        background: var(--cream);
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-deep);
        padding: 34px 34px 26px;
        position: relative;
        max-height: 92vh;
        overflow-y: auto;
    }

    .modal-close {
        position: absolute;
        top: 14px;
        right: 14px;
        width: 38px;
        height: 38px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 50%;
        background: var(--sand);
        color: var(--text-mid);
        font-size: 1.3rem;
        line-height: 1;
        cursor: pointer;
        transition: background .16s ease;
    }

    .modal-close:hover {
        background: #ddd6c8;
    }

    .modal-title {
        font-size: 1.5rem;
        font-weight: 600;
        color: var(--text-main);
    }

    .modal-desc {
        font-size: .92rem;
        color: var(--text-soft);
        margin-top: 8px;
    }

    .modal-panel form {
        margin-top: 24px;
    }

    .form-field {
        margin-bottom: 18px;
    }

    .form-field label {
        display: block;
        font-size: .86rem;
        font-weight: 600;
        color: var(--text-mid);
        margin-bottom: 6px;
    }

    .form-field input,
    .form-field select {
        width: 100%;
        height: 48px;
        background: #fff;
        border: 1px solid rgba(29, 29, 27, .14);
        border-radius: 10px;
        padding: 0 14px;
        font-size: .95rem;
        color: var(--text-main);
        transition: border-color .16s ease, box-shadow .16s ease;
    }

    .form-field input:focus,
    .form-field select:focus {
        border-color: var(--gold);
        box-shadow: 0 0 0 3px rgba(201, 162, 93, .16);
    }

    .form-field .input-error-text {
        color: var(--copper);
        font-size: .8rem;
        display: none;
        margin-top: 4px;
    }

    .form-field.invalid input,
    .form-field.invalid select {
        border-color: var(--copper);
    }

    .form-field.invalid .input-error-text {
        display: flex;
        align-items: center;
        gap: 4px;
    }

    .form-privacy {
        font-size: .76rem;
        line-height: 1.7;
        color: var(--text-soft);
        border-top: 1px solid rgba(29, 29, 27, .08);
        padding-top: 14px;
        margin-top: 20px;
    }

    .form-feedback {
        display: none;
        align-items: center;
        gap: 8px;
        margin-top: 16px;
        background: rgba(201, 162, 93, .16);
        color: var(--gold-deep);
        border-radius: 10px;
        padding: 12px 14px;
        font-size: .9rem;
    }

    .form-feedback.success {
        display: flex;
    }

    .btn-submit {
        width: 100%;
        height: 48px;
        border-radius: 10px;
        background: var(--gold);
        color: #16130d;
        font-weight: 600;
        cursor: pointer;
        transition: all .16s var(--ease);
    }

    .btn-submit:hover {
        background: #dab878;
    }

    .btn-submit:active {
        transform: translateY(1px) scale(.995);
        box-shadow: none;
    }

    @media (max-width: 640px) {
        .modal-mask {
            align-items: flex-end;
            padding: 0;
        }
        .modal-panel {
            width: 100%;
            max-width: 100%;
            border-radius: 20px 20px 0 0;
            padding: 28px 22px 22px;
        }
    }

    /* 通用卡片 */
    .common-card {
        border-radius: var(--radius-card);
        background: #fff;
        border: 1px solid rgba(29, 29, 27, .05);
        padding: 28px;
    }

    .line-clamp-1 {
        overflow: hidden;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 1;
    }

    .line-clamp-2 {
        overflow: hidden;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 2;
    }

    .line-clamp-3 {
        overflow: hidden;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 3;
    }

    @media (prefers-reduced-motion: reduce) {
        *,
        *::before,
        *::after {
            animation-duration: .01ms !important;
            animation-iteration-count: 1 !important;
            transition-duration: .01ms !important;
            scroll-behavior: auto !important;
        }
    }

/* roulang page: article */
:root {
            --night: #0F1113;
            --paper: #F5F3ED;
            --sand: #E8E4DB;
            --gold: #C9A25D;
            --gold-hover: #8F6F3E;
            --copper: #B3643D;
            --ink-deep: #1D1D1B;
            --ink-body: #3F3D39;
            --ink-mute: #8A8579;
            --on-dark: #F0EDE6;
            --on-dark-dim: #A5A095;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-btn: 10px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 30px rgba(20, 16, 8, 0.08);
            --ease: cubic-bezier(0.2, 0.6, 0.2, 1);
            --header-h: 72px;
        }
        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
            background: var(--paper);
            color: var(--ink-body);
            margin: 0;
            line-height: 1.75;
            font-size: 0.98rem;
            -webkit-font-smoothing: antialiased;
        }
        body.is-inner {
            background: var(--paper);
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color .18s var(--ease);
        }
        img {
            max-width: 100%;
            display: block;
        }
        button,
        input,
        select {
            font-family: inherit;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        p,
        ul,
        ol {
            margin-top: 0;
        }
        .font-brand {
            font-family: Arial, "Helvetica Neue", sans-serif;
            font-feature-settings: "tnum";
        }
        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .eyebrow {
            font-size: .8rem;
            letter-spacing: .14em;
            font-weight: 600;
            color: var(--gold-hover);
            background: rgba(201, 162, 93, .14);
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 80;
            height: var(--header-h);
            background: rgba(245, 243, 237, .88);
            -webkit-backdrop-filter: blur(18px);
            backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(232, 228, 219, .72);
            transition: background .18s var(--ease), border-color .18s var(--ease);
        }
        .site-header.scrolled-dark {
            background: rgba(15, 17, 19, .92);
            border-bottom-color: rgba(255, 255, 255, .1);
        }
        .nav-shell {
            height: var(--header-h);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }
        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-logo {
            width: 30px;
            height: 30px;
            color: var(--gold);
        }
        .brand-word {
            display: flex;
            flex-direction: column;
            line-height: 1.15;
        }
        .brand-name {
            font-size: 1.22rem;
            font-weight: 700;
            letter-spacing: .08em;
            color: var(--ink-deep);
            font-family: Arial, "Helvetica Neue", sans-serif;
            transition: color .18s var(--ease);
        }
        .brand-sub {
            font-size: 10px;
            letter-spacing: .3em;
            color: var(--gold-hover);
            white-space: nowrap;
            margin-top: 2px;
            font-weight: 600;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            margin-left: auto;
        }
        .nav-link {
            position: relative;
            padding: 9px 15px;
            font-size: 0.94rem;
            font-weight: 500;
            color: var(--ink-deep);
            border-radius: 8px;
        }
        .nav-link::after {
            content: "";
            position: absolute;
            left: 20%;
            right: 20%;
            bottom: 3px;
            height: 2px;
            background: var(--gold);
            transform: scaleX(0);
            transform-origin: left center;
            transition: transform .22s var(--ease);
        }
        .nav-link:hover {
            color: var(--gold-hover);
        }
        .nav-link:hover::after,
        .nav-link.active::after {
            transform: scaleX(1);
        }
        .nav-link.active {
            color: var(--gold-hover);
            font-weight: 600;
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--gold);
            color: var(--ink-deep);
            font-weight: 600;
            font-size: .9rem;
            height: 40px;
            padding: 0 18px;
            border-radius: 8px;
            border: 1px solid transparent;
            transition: background .16s var(--ease), border-color .16s var(--ease), color .16s var(--ease);
            white-space: nowrap;
        }
        .nav-cta:hover {
            background: var(--gold-hover);
            color: #fff;
        }
        .header-mobile-toggle {
            display: none;
            width: 42px;
            height: 42px;
            background: transparent;
            border: 1px solid rgba(201, 162, 93, .4);
            border-radius: 10px;
            color: var(--ink-deep);
            font-size: 1.15rem;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background .16s var(--ease), border-color .16s var(--ease);
        }
        .header-mobile-toggle:hover {
            background: rgba(201, 162, 93, .12);
            border-color: var(--gold);
        }
        .drawer-mobile {
            position: fixed;
            top: 0;
            right: -100%;
            width: min(86vw, 360px);
            height: 100%;
            background: #0F1113;
            z-index: 120;
            padding: 34px 26px;
            transition: right .25s var(--ease);
            display: flex;
            flex-direction: column;
            gap: 6px;
            box-shadow: 0 18px 50px rgba(0, 0, 0, .3);
        }
        .drawer-mobile.open {
            right: 0;
        }
        .drawer-mobile a {
            color: var(--on-dark);
            font-size: 1.14rem;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }
        .drawer-mobile a.active {
            color: var(--gold);
        }
        .drawer-close {
            align-self: flex-end;
            color: var(--on-dark);
            font-size: 1.4rem;
            background: transparent;
            border: 0;
            cursor: pointer;
            padding: 4px 8px;
            margin-bottom: 18px;
        }
        .article-page-header {
            padding-top: calc(var(--header-h) + 62px);
            padding-bottom: 30px;
            background: linear-gradient(180deg, #F5F3ED 0%, #F0ECE3 100%);
            border-bottom: 1px solid rgba(232, 228, 219, .75);
        }
        .breadcrumb-wrap {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 7px;
            font-size: .9rem;
            color: var(--ink-mute);
            margin-bottom: 34px;
        }
        .breadcrumb-wrap a {
            color: var(--ink-mute);
            transition: color .16s var(--ease);
        }
        .breadcrumb-wrap a:hover {
            color: var(--gold-hover);
        }
        .breadcrumb-wrap .crumb-sep {
            color: #BEB8AC;
        }
        .breadcrumb-wrap .cur {
            color: var(--ink-body);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            max-width: 320px;
        }
        .article-headline {
            font-size: clamp(2rem, 4.3vw, 3rem);
            line-height: 1.2;
            font-weight: 700;
            color: var(--ink-deep);
            max-width: 940px;
            letter-spacing: .01em;
        }
        .article-meta-row {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px 22px;
            margin-top: 22px;
            color: var(--ink-mute);
            font-size: .92rem;
        }
        .article-meta-row span {
            display: inline-flex;
            align-items: center;
            gap: 7px;
        }
        .meta-cat {
            color: var(--gold-hover);
            font-weight: 600;
        }
        .article-main-wrap {
            padding: 50px 0 28px;
        }
        .article-content-column {
            max-width: 838px;
            margin: 0 auto;
        }
        .article-hero-figure {
            margin: 0 0 42px;
        }
        .article-hero-figure img {
            width: 100%;
            aspect-ratio: 16 / 8.4;
            object-fit: cover;
            border-radius: var(--radius-lg);
            box-shadow: 0 22px 60px rgba(15, 17, 19, .18);
        }
        .article-body {
            color: var(--ink-body);
            font-size: 1.02rem;
            line-height: 1.9;
            max-width: 720px;
            margin: 0 auto;
        }
        .article-body p {
            margin-bottom: 1.6em;
        }
        .article-body h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--ink-deep);
            border-left: 4px solid var(--gold);
            padding-left: 16px;
            margin: 2em 0 1em;
        }
        .article-body h3 {
            font-size: 1.18rem;
            font-weight: 700;
            color: var(--ink-deep);
            margin: 1.6em 0 .6em;
        }
        .article-body ul,
        .article-body ol {
            padding-left: 1.5rem;
            margin-bottom: 1.6em;
        }
        .article-body ul li::marker {
            color: var(--gold);
        }
        .article-body ol li::marker {
            color: var(--gold);
            font-weight: 600;
        }
        .article-body li {
            margin-bottom: .5em;
        }
        .article-body blockquote {
            background: #FAF6EE;
            border-left: 3px solid var(--gold);
            padding: 20px 22px;
            border-radius: 0 14px 14px 0;
            margin: 1.6em 0;
            color: var(--ink-body);
            font-style: normal;
        }
        .article-body blockquote cite {
            display: block;
            margin-top: 8px;
            font-size: .82rem;
            color: var(--ink-mute);
            font-style: normal;
        }
        .article-body img {
            border-radius: var(--radius-md);
            margin: 2em 0;
            height: auto;
        }
        .article-body a {
            color: var(--gold-hover);
            text-decoration: underline;
            text-underline-offset: 4px;
        }
        .article-body a:hover {
            color: var(--gold-hover);
        }
        .article-body code {
            background: #EEEBE3;
            border-radius: 6px;
            padding: 2px 7px;
            font-size: .9em;
            font-family: Consolas, "Courier New", monospace;
        }
        .article-foot-block {
            max-width: 720px;
            margin: 34px auto 0;
        }
        .tag-area {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
            padding-top: 26px;
            border-top: 1px solid var(--sand);
        }
        .tag-chip {
            display: inline-flex;
            align-items: center;
            background: #EFEBE1;
            padding: 7px 15px;
            border-radius: var(--radius-pill);
            color: var(--ink-body);
            font-size: .86rem;
            gap: 6px;
            transition: background .16s var(--ease);
        }
        .tag-chip i {
            font-size: .74rem;
            color: var(--gold-hover);
        }
        .tag-chip:hover {
            background: rgba(201, 162, 93, .2);
        }
        .article-return-line {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 7px;
            margin-top: 28px;
            color: var(--ink-mute);
            font-size: .92rem;
        }
        .article-return-line a {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            transition: all .18s var(--ease);
        }
        .article-return-line a:hover {
            transform: translateX(-3px);
            color: var(--gold-hover);
        }
        .not-found-card {
            background: #FFFEFA;
            border: 1px solid var(--sand);
            border-radius: var(--radius-lg);
            padding: 64px 24px;
            text-align: center;
            margin: 36px auto;
            max-width: 600px;
        }
        .not-found-card i {
            font-size: 2rem;
            color: var(--gold);
            margin-bottom: 12px;
        }
        .not-found-card p {
            color: var(--ink-mute);
            margin-bottom: 18px;
        }
        .not-found-card a {
            display: inline-block;
            background: var(--ink-deep);
            color: #fff;
            padding: 11px 22px;
            border-radius: var(--radius-btn);
        }
        .related-section {
            background: #F0ECE3;
            border-top: 1px solid #DDD8CC;
            padding: 82px 0 96px;
            margin-top: 20px;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
            margin-top: 28px;
        }
        .related-card {
            display: flex;
            flex-direction: column;
            background: var(--paper);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid transparent;
            transition: transform .18s var(--ease), box-shadow .18s var(--ease), border-color .18s var(--ease);
        }
        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
            border-color: rgba(201, 162, 93, .42);
        }
        .related-card-fig {
            margin: 0;
            overflow: hidden;
        }
        .related-card-fig img {
            width: 100%;
            aspect-ratio: 16 / 8.6;
            object-fit: cover;
            transition: transform .35s var(--ease);
        }
        .related-card:hover .related-card-fig img {
            transform: scale(1.03);
        }
        .related-card-content {
            padding: 22px 22px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .related-card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--ink-mute);
            font-size: .8rem;
            margin-bottom: 9px;
        }
        .related-card-meta .cat {
            color: var(--gold-hover);
            background: rgba(201, 162, 93, .12);
            padding: 3px 12px;
            border-radius: var(--radius-pill);
        }
        .related-card h3 {
            font-size: 1.12rem;
            line-height: 1.5;
            color: var(--ink-deep);
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card-summary {
            color: var(--ink-mute);
            font-size: .88rem;
            line-height: 1.6;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card-link {
            margin-top: auto;
            display: inline-flex;
            align-items: center;
            gap: 7px;
            color: var(--gold-hover);
            font-size: .88rem;
            font-weight: 600;
            transition: gap .18s var(--ease);
        }
        .related-card-link:hover {
            gap: 11px;
        }
        .related-head .section-title {
            color: var(--ink-deep);
            font-size: clamp(1.7rem, 3vw, 2.2rem);
            font-weight: 700;
            letter-spacing: .02em;
        }
        .mobile-cta-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 70;
            background: rgba(15, 17, 19, .95);
            -webkit-backdrop-filter: blur(12px);
            backdrop-filter: blur(12px);
            padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid rgba(255, 255, 255, .08);
        }
        .mobile-cta-bar .bar-contact {
            color: var(--on-dark);
            font-size: .8rem;
        }
        .mobile-cta-bar .bar-btn {
            background: var(--gold);
            color: var(--ink-deep);
            font-weight: 600;
            padding: 9px 18px;
            border-radius: 8px;
            font-size: .86rem;
            white-space: nowrap;
        }
        .login-model-tip {
            color: var(--ink-mute);
            font-size: .8rem;
            text-align: center;
            padding: 12px 0 0;
        }
        .site-footer {
            background: var(--night);
            color: var(--on-dark);
            padding: 62px 0 0;
            position: relative;
        }
        .site-footer .container-custom {
            position: relative;
        }
        .footer-top-line {
            position: absolute;
            left: 24px;
            right: 24px;
            top: 0;
            height: 1px;
            background: linear-gradient(90deg, var(--gold), transparent 55%);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 4.4fr 2.2fr 2.2fr 3fr;
            gap: 42px;
            padding-bottom: 28px;
        }
        .footer-brand .logo-mark svg {
            display: block;
        }
        .footer-brand p {
            margin-top: 20px;
            color: var(--on-dark-dim);
            font-size: .92rem;
            line-height: 1.7;
            max-width: 380px;
        }
        .logo-word {
            display: flex;
            flex-direction: column;
            margin: 14px 0 0;
        }
        .logo-title {
            font-size: 1.45rem;
            font-weight: 700;
            letter-spacing: .08em;
            color: var(--on-dark);
            font-family: Arial, "Helvetica Neue", sans-serif;
        }
        .logo-sub {
            font-size: 10px;
            letter-spacing: .34em;
            color: var(--gold);
            font-weight: 500;
            margin-top: 2px;
            text-transform: uppercase;
        }
        .footer-col h4,
        .footer-contact h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: .04em;
        }
        .footer-col a,
        .footer-contact a {
            display: block;
            color: var(--on-dark-dim);
            font-size: .92rem;
            line-height: 2.2;
            transition: color .16s var(--ease);
        }
        .footer-col a:hover,
        .footer-contact a:hover {
            color: var(--gold);
        }
        .footer-contact .footer-cta-btn {
            margin-top: 19px;
            background: transparent;
            border: 1px solid var(--gold);
            color: var(--gold);
            height: 42px;
            padding: 0 22px;
            border-radius: 8px;
            cursor: pointer;
            transition: all .16s var(--ease);
        }
        .footer-contact .footer-cta-btn:hover {
            background: var(--gold);
            color: var(--ink-deep);
        }
        .service-time {
            color: var(--on-dark-dim);
            font-size: .78rem;
            line-height: 1.8;
            margin-top: 24px;
        }
        .footer-copyright {
            border-top: 1px solid rgba(255, 255, 255, .1);
            color: #7A766D;
            font-size: .82rem;
            padding: 22px 0 24px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px 14px;
        }
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 30px;
            }
            .article-content-column {
                padding: 0 10px;
            }
            .brand-sub {
                letter-spacing: .2em;
            }
        }
        @media (max-width: 768px) {
            :root {
                --header-h: 62px;
            }
            .brand-name {
                font-size: 1.05rem;
            }
            .brand-logo {
                width: 26px;
                height: 26px;
            }
            .brand-sub {
                font-size: 9px;
                letter-spacing: .14em;
            }
            .main-nav,
            .nav-cta {
                display: none;
            }
            .header-mobile-toggle {
                display: inline-flex;
            }
            .article-page-header {
                padding-top: calc(var(--header-h) + 42px);
            }
            .breadcrumb-wrap .cur {
                max-width: 180px;
            }
            .article-headline {
                font-size: clamp(1.7rem, 7vw, 2.5rem);
            }
            .article-content-column {
                padding: 0 4px;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .related-section {
                padding: 70px 0 80px;
            }
            .mobile-cta-bar {
                display: flex;
            }
            .site-footer {
                padding-bottom: 64px;
            }
        }
        @media (max-width: 520px) {
            .container-custom {
                padding: 0 18px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .footer-copyright {
                flex-direction: column;
                line-height: 1.7;
            }
            .article-meta-row {
                gap: 12px 16px;
            }
            .related-card-content {
                padding: 18px 18px 20px;
            }
            .footer-top-line {
                left: 18px;
                right: 18px;
            }
        }
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
            }
        }

/* roulang page: category1 */
:root {
            --night: #0F1113;
            --night-soft: #171B1E;
            --cream: #F5F3ED;
            --sand: #E8E4DB;
            --white-soft: #FCFBF7;
            --ink: #1D1D1B;
            --text: #3F3D39;
            --muted: #8A8579;
            --light-text: #F0EDE6;
            --light-muted: #A5A095;
            --gold: #C9A25D;
            --gold-dark: #8F6F3E;
            --copper: #B3643D;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-btn: 10px;
            --shadow-card: 0 8px 30px rgba(20, 16, 8, 0.08);
            --shadow-dark: 0 18px 50px rgba(0, 0, 0, 0.28);
            --ease: cubic-bezier(0.2, 0.6, 0.2, 1);
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
            background: var(--cream);
            color: var(--text);
            line-height: 1.75;
            font-size: 16px;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }
        body.modal-open {
            overflow: hidden;
        }
        img {
            display: block;
            max-width: 100%;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s var(--ease), background-color 0.2s var(--ease), border-color 0.2s var(--ease);
        }
        button {
            font-family: inherit;
            border: none;
            background: none;
            cursor: pointer;
        }
        input,
        select {
            font-family: inherit;
            font-size: 0.95rem;
            background: #fff;
            border: 1px solid var(--sand);
            border-radius: 10px;
            padding: 0.85rem 1rem;
            width: 100%;
            color: var(--ink);
            outline: none;
            transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
        }
        input:focus,
        select:focus {
            border-color: var(--gold);
            box-shadow: 0 0 0 3px rgba(201, 162, 93, 0.18);
        }
        .container-custom {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        ::selection {
            background: rgba(201, 162, 93, 0.24);
            color: #1D1D1B;
        }
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(245, 243, 237, 0.72);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(235, 231, 220, 0.6);
            transition: background-color 0.18s var(--ease), box-shadow 0.18s var(--ease), border-color 0.18s var(--ease);
        }
        .site-header.is-scrolled {
            background: rgba(245, 243, 237, 0.94);
            border-bottom-color: rgba(40, 38, 34, 0.08);
            box-shadow: 0 6px 28px rgba(20, 16, 8, 0.06);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: 20px;
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
        }
        .logo-title {
            font-size: 1.06rem;
            font-weight: 800;
            color: var(--ink);
            letter-spacing: 0.06em;
            line-height: 1.1;
            display: block;
        }
        .logo-sub {
            font-size: 0.62rem;
            color: var(--gold-dark);
            letter-spacing: 0.22em;
            line-height: 1.3;
            font-weight: 600;
            display: block;
            white-space: nowrap;
        }
        .main-nav-list {
            display: flex;
            gap: 4px;
            align-items: center;
            margin-left: auto;
        }
        .nav-link {
            display: inline-flex;
            align-items: center;
            position: relative;
            color: var(--text);
            font-size: 0.94rem;
            font-weight: 500;
            padding: 0.4rem 0.9rem;
            border-radius: 6px;
            transition: color 0.2s var(--ease), background-color 0.2s var(--ease);
        }
        .nav-link::after {
            content: "";
            position: absolute;
            left: 20%;
            right: auto;
            bottom: 1px;
            width: 0;
            height: 2px;
            background: var(--gold);
            transition: width 0.25s var(--ease);
        }
        .nav-link:hover {
            color: var(--ink);
        }
        .nav-link:hover::after {
            width: 60%;
            left: 20%;
        }
        .nav-link.active {
            color: var(--ink);
            font-weight: 600;
        }
        .nav-link.active::after {
            width: 60%;
            left: 20%;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .btn-sm {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 40px;
            padding: 0 18px;
            background: var(--night);
            color: var(--light-text);
            border-radius: 8px;
            font-size: 0.88rem;
            font-weight: 600;
            transition: transform 0.16s var(--ease), background-color 0.16s var(--ease), color 0.16s var(--ease), box-shadow 0.16s var(--ease);
        }
        .btn-sm:hover {
            background: var(--ink);
            box-shadow: 0 6px 18px rgba(15, 17, 19, 0.16);
            transform: translateY(-1px);
        }
        .nav-menu-toggle {
            width: 42px;
            height: 42px;
            display: none;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.6);
            border: 1px solid rgba(232, 228, 219, 0.7);
        }
        .nav-menu-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--ink);
            margin: 2px auto;
            border-radius: 2px;
            transition: transform 0.2s var(--ease), opacity 0.2s var(--ease);
        }
        .mobile-drawer {
            display: none;
            position: fixed;
            inset: 0;
            z-index: 1100;
            background: rgba(15, 17, 19, 0.98);
            backdrop-filter: blur(10px);
            padding: 96px 28px 48px;
            overflow-y: auto;
            flex-direction: column;
        }
        .mobile-drawer.open {
            display: flex;
        }
        .mobile-drawer .nav-link {
            color: var(--light-text);
            font-size: 1.25rem;
            font-weight: 500;
            padding: 0.9rem 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 0;
        }
        .mobile-drawer .nav-link.active {
            color: var(--gold);
        }
        .drawer-close {
            position: absolute;
            top: 20px;
            right: 24px;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.18);
            color: var(--light-text);
            font-size: 1.3rem;
            line-height: 1;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 48px;
            padding: 0 22px;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 0.94rem;
            line-height: 1;
            transition: transform 0.16s var(--ease), background-color 0.16s var(--ease), border-color 0.16s var(--ease), color 0.16s var(--ease), box-shadow 0.16s var(--ease);
        }
        .btn-gold {
            background: var(--gold);
            color: var(--ink);
        }
        .btn-gold:hover {
            background: #b78d48;
            box-shadow: 0 8px 24px rgba(201, 162, 93, 0.28);
            transform: translateY(-2px);
        }
        .btn-ghost {
            border: 1px solid rgba(20, 17, 12, 0.22);
            background: rgba(255, 255, 255, 0.2);
            color: var(--ink);
        }
        .btn-ghost:hover {
            border-color: var(--gold-dark);
            color: var(--gold-dark);
            background: rgba(201, 162, 93, 0.08);
            transform: translateY(-2px);
        }
        .btn-on-dark {
            border: 1px solid rgba(240, 237, 230, 0.36);
            background: transparent;
            color: var(--light-text);
        }
        .btn-on-dark:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--gold);
            transform: translateY(-2px);
        }
        .btn-dark-lg {
            background: var(--night);
            color: var(--light-text);
        }
        .btn-dark-lg:hover {
            background: #24282d;
            box-shadow: 0 10px 28px rgba(15, 17, 19, 0.24);
            transform: translateY(-2px);
        }
        .btn-light {
            background: var(--light-text);
            color: var(--night);
        }
        .btn-light:hover {
            background: #fff;
            box-shadow: 0 10px 28px rgba(0, 0, 0, 0.12);
            transform: translateY(-2px);
        }
        .content-section {
            padding-top: 92px;
            padding-bottom: 92px;
        }
        .category-top {
            position: relative;
            background: var(--cream);
            padding: 146px 0 78px;
            overflow: hidden;
        }
        .category-top .top-bg-mark {
            position: absolute;
            width: 380px;
            height: 380px;
            right: -140px;
            bottom: -120px;
            border-radius: 50%;
            border: 1px solid rgba(201, 162, 93, 0.2);
            background: radial-gradient(circle at 30% 30%, rgba(201, 162, 93, 0.1), transparent 70%);
            pointer-events: none;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--muted);
            margin-bottom: 28px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--muted);
        }
        .breadcrumb a:hover {
            color: var(--gold-dark);
        }
        .breadcrumb svg {
            opacity: 0.6;
        }
        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.78rem;
            font-weight: 700;
            letter-spacing: 0.12em;
            color: var(--gold-dark);
            text-transform: uppercase;
            background: rgba(201, 162, 93, 0.08);
            border: 1px solid rgba(201, 162, 93, 0.22);
            padding: 5px 12px;
            border-radius: 999px;
        }
        .eyebrow-dark {
            color: var(--gold-dark);
            background: rgba(201, 162, 93, 0.1);
        }
        .eyebrow .symbol-dot {
            width: 6px;
            height: 6px;
            background: var(--copper);
            border-radius: 50%;
        }
        h1,
        h2,
        h3 {
            color: var(--ink);
            font-weight: 600;
            line-height: 1.25;
        }
        .page-h1 {
            font-size: clamp(2.1rem, 4.2vw, 3.8rem);
            font-weight: 700;
            line-height: 1.12;
            letter-spacing: -0.02em;
            margin-top: 13px;
            margin-bottom: 16px;
            color: var(--ink);
        }
        .top-summary {
            font-size: 1.05rem;
            line-height: 1.75;
            color: var(--text);
            max-width: 34em;
            margin-bottom: 18px;
        }
        .top-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 24px;
        }
        .top-feature-inline {
            display: flex;
            flex-wrap: wrap;
            gap: 14px 22px;
            list-style: none;
            margin-top: 26px;
            padding: 0;
        }
        .top-feature-inline li {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            font-size: 0.84rem;
            color: var(--muted);
        }
        .top-feature-inline svg {
            width: 16px;
            height: 16px;
            color: var(--gold-dark);
        }
        .top-media-box {
            position: relative;
        }
        .media-frame {
            position: relative;
            border-radius: 20px;
            overflow: hidden;
            background: var(--sand);
            box-shadow: 0 22px 52px rgba(20, 16, 8, 0.16);
            transform: rotate(1.2deg);
        }
        .media-frame img {
            width: 100%;
            height: 340px;
            object-fit: cover;
        }
        .media-frame::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(160deg, transparent 50%, rgba(15, 17, 19, 0.45));
            pointer-events: none;
        }
        .media-tag {
            position: absolute;
            left: 18px;
            bottom: 16px;
            z-index: 2;
            background: rgba(15, 17, 19, 0.72);
            border: 1px solid rgba(255, 255, 255, 0.16);
            backdrop-filter: blur(8px);
            color: var(--light-text);
            font-size: 0.78rem;
            padding: 6px 12px;
            border-radius: 999px;
            letter-spacing: 0.06em;
        }
        .section-heading {
            margin-bottom: 42px;
            max-width: 760px;
        }
        .section-heading h2 {
            font-size: clamp(1.6rem, 2.8vw, 2.4rem);
            margin-top: 14px;
            margin-bottom: 12px;
        }
        .section-heading .section-lead {
            color: var(--muted);
            font-size: 1rem;
            max-width: 44em;
        }
        .section-heading.center-block {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }
        .section-heading.light-heading h2 {
            color: var(--light-text);
        }
        .section-heading.light-heading .section-lead {
            color: var(--light-muted);
        }
        .service-section {
            background: var(--cream);
        }
        .service-card {
            position: relative;
            background: var(--white-soft);
            border: 1px solid rgba(232, 228, 219, 0.9);
            border-radius: var(--radius-md);
            padding: 28px;
            min-height: 100%;
            transition: transform 0.24s var(--ease), box-shadow 0.24s var(--ease), border-color 0.24s var(--ease);
            overflow: hidden;
        }
        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
            border-color: rgba(201, 162, 93, 0.55);
        }
        .service-card.is-sand {
            background: var(--sand);
            border-color: rgba(200, 193, 178, 0.4);
        }
        .service-card.is-dark {
            background: var(--night);
            border-color: #252a30;
            color: var(--light-muted);
        }
        .service-card.is-dark h3 {
            color: var(--light-text);
        }
        .service-card-number {
            font-size: 0.8rem;
            font-weight: 800;
            color: var(--gold-dark);
            letter-spacing: 0.08em;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .service-card-number span {
            width: 20px;
            height: 1px;
            background: rgba(201, 162, 93, 0.5);
            display: inline-block;
        }
        .service-icon {
            display: inline-flex;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: rgba(201, 162, 93, 0.14);
            color: var(--gold-dark);
            margin-bottom: 18px;
        }
        .service-card h3 {
            font-size: 1.18rem;
            margin-bottom: 8px;
        }
        .service-card p {
            font-size: 0.93rem;
            color: var(--muted);
            margin-bottom: 12px;
        }
        .service-card .card-link {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--gold-dark);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .service-card .card-link:hover {
            gap: 7px;
        }
        .service-card.is-dark p {
            color: var(--light-muted);
        }
        .process-section {
            background: #f8f6f0;
            border-bottom: 1px solid var(--sand);
        }
        .process-copy {
            padding-right: 24px;
        }
        .process-copy h2 {
            font-size: clamp(1.6rem, 2.8vw, 2.35rem);
            margin-top: 16px;
            margin-bottom: 16px;
        }
        .process-copy p {
            color: var(--muted);
            max-width: 30em;
            margin-bottom: 22px;
        }
        .process-steps {
            position: relative;
            padding-left: 34px;
            display: grid;
            gap: 34px;
        }
        .process-steps:before {
            content: "";
            position: absolute;
            left: 13px;
            top: 4px;
            bottom: 10px;
            width: 1px;
            background: linear-gradient(180deg, rgba(201, 162, 93, 0.7), rgba(201, 162, 93, 0.12));
        }
        .process-item {
            position: relative;
            display: grid;
            grid-template-columns: 42px 1fr;
            gap: 16px;
        }
        .process-node {
            width: 30px;
            height: 30px;
            margin-left: -34px;
            margin-top: 2px;
            border-radius: 50%;
            border: 1px solid var(--gold);
            background: var(--cream);
            color: var(--gold-dark);
            font-size: 0.78rem;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 0 0 4px rgba(245, 243, 237, 1);
        }
        .process-item h3 {
            font-size: 1.12rem;
            margin-bottom: 4px;
        }
        .process-item p {
            font-size: 0.92rem;
            color: var(--muted);
            line-height: 1.7;
        }
        .watch-band {
            position: relative;
            padding: 96px 0;
            background-color: var(--night);
            background-image: linear-gradient(100deg, rgba(15, 17, 19, 0.93) 12%, rgba(15, 17, 19, 0.72) 46%, rgba(15, 17, 19, 0.55)), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            color: var(--light-muted);
        }
        .watch-band h2 {
            color: var(--light-text);
            font-size: clamp(1.6rem, 2.8vw, 2.35rem);
            max-width: 14em;
        }
        .watch-band .section-note {
            color: var(--light-muted);
            max-width: 35em;
            margin-top: 14px;
        }
        .watch-band .eyebrow {
            border-color: rgba(201, 162, 93, 0.6);
            background: rgba(201, 162, 93, 0.1);
            color: #e4c58d;
        }
        .mode-card-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        .mode-card {
            background: rgba(255, 255, 255, 0.07);
            border: 1px solid rgba(255, 255, 255, 0.13);
            backdrop-filter: blur(8px);
            border-radius: var(--radius-md);
            padding: 22px;
            transition: border-color 0.24s var(--ease), background-color 0.24s var(--ease);
        }
        .mode-card:hover {
            border-color: rgba(201, 162, 93, 0.5);
            background: rgba(255, 255, 255, 0.11);
        }
        .mode-card h3 {
            color: var(--light-text);
            font-size: 1.03rem;
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .mode-card p {
            color: var(--light-muted);
            font-size: 0.86rem;
            line-height: 1.65;
        }
        .mode-accent {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--gold);
            flex-shrink: 0;
        }
        .mode-card.is-warning .mode-accent {
            background: var(--copper);
        }
        .mode-card.is-warning h3 {
            color: #f2b281;
        }
        .faq-section {
            background: var(--cream);
            padding: 96px 0;
        }
        .faq-grid {
            display: grid;
            grid-template-columns: 0.8fr 1.2fr;
            gap: 50px;
        }
        .faq-intro h2 {
            font-size: clamp(1.7rem, 2.8vw, 2.35rem);
            margin: 16px 0 12px;
        }
        .faq-intro p {
            color: var(--muted);
        }
        .faq-accordion {
            border-top: 1px solid rgba(232, 228, 219, 0.9);
        }
        .faq-item {
            border-bottom: 1px solid rgba(232, 228, 219, 0.9);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 4px;
            color: var(--ink);
            font-size: 1rem;
            font-weight: 600;
            transition: color 0.18s var(--ease);
        }
        .faq-question:hover {
            color: var(--gold-dark);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(201, 162, 93, 0.6);
            color: var(--gold-dark);
            border-radius: 50%;
            font-size: 0.9rem;
            font-weight: 700;
            transition: transform 0.2s var(--ease), background-color 0.2s var(--ease);
        }
        .faq-item.is-open .faq-icon {
            transform: rotate(45deg);
            background: var(--gold);
            color: var(--ink);
        }
        .faq-answer {
            padding: 0 28px 20px 4px;
            display: none;
            color: var(--muted);
            font-size: 0.94rem;
            line-height: 1.8;
        }
        .faq-item.is-open .faq-answer {
            display: block;
        }
        .cta-band {
            background: var(--night);
            color: var(--light-muted);
            padding: 90px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-band:before {
            content: "";
            position: absolute;
            right: -100px;
            top: -100px;
            width: 360px;
            height: 360px;
            border-radius: 50%;
            border: 1px solid rgba(201, 162, 93, 0.18);
            background: radial-gradient(circle at center, rgba(201, 162, 93, 0.08), transparent 68%);
        }
        .cta-band-inner {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
        }
        .cta-band h2 {
            color: var(--light-text);
            font-size: clamp(1.6rem, 2.9vw, 2.4rem);
            margin-bottom: 10px;
            max-width: 18em;
        }
        .cta-band p {
            max-width: 34em;
        }
        .modal-overlay {
            position: fixed;
            inset: 0;
            z-index: 1500;
            background: rgba(15, 17, 19, 0.62);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            display: none;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }
        .modal-overlay.active {
            display: flex;
        }
        .modal-box {
            width: 100%;
            max-width: 540px;
            max-height: 92vh;
            overflow-y: auto;
            background: var(--cream);
            border-radius: var(--radius-lg);
            padding: 38px 36px 30px;
            position: relative;
            box-shadow: var(--shadow-dark);
        }
        .modal-close {
            position: absolute;
            top: 16px;
            right: 16px;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid rgba(20, 16, 8, 0.14);
            color: var(--text);
            font-size: 1.2rem;
            line-height: 1;
            transition: transform 0.16s var(--ease), background-color 0.16s var(--ease);
        }
        .modal-close:hover {
            background: rgba(20, 16, 8, 0.06);
            transform: rotate(90deg);
        }
        .modal-box h3 {
            font-size: 1.5rem;
            margin-bottom: 6px;
        }
        .modal-box .form-note-top {
            font-size: 0.88rem;
            color: var(--muted);
            margin-bottom: 22px;
        }
        .form-item {
            margin-bottom: 18px;
        }
        .form-item label {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 6px;
            display: block;
        }
        .form-error {
            color: var(--copper);
            font-size: 0.82rem;
            margin-top: 5px;
            display: none;
            align-items: center;
            gap: 5px;
        }
        .form-error.visible {
            display: flex;
        }
        .privacy-note {
            margin-top: 16px;
            padding-top: 14px;
            border-top: 1px solid var(--sand);
            font-size: 0.76rem;
            color: var(--muted);
            display: flex;
            gap: 8px;
            line-height: 1.6;
        }
        .site-footer {
            background: var(--night);
            color: var(--light-muted);
            padding-top: 64px;
        }
        .footer-top-line {
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--gold) 20%, var(--gold) 80%, transparent);
            opacity: 0.7;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 0.8fr 1fr 1.2fr;
            gap: 36px;
            padding-bottom: 42px;
        }
        .footer-brand .logo-title {
            color: var(--light-text);
        }
        .footer-brand .logo-sub {
            color: var(--gold);
        }
        .footer-brand p {
            font-size: 0.9rem;
            color: var(--light-muted);
            margin-top: 18px;
            max-width: 34em;
        }
        .footer-col h4,
        .footer-contact h4 {
            color: var(--light-text);
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 18px;
            letter-spacing: 0.02em;
        }
        .footer-col a,
        .footer-contact a {
            display: block;
            color: var(--light-muted);
            font-size: 0.92rem;
            padding: 6px 0;
        }
        .footer-col a:hover,
        .footer-contact a:hover {
            color: var(--gold);
        }
        .footer-cta-btn {
            display: inline-flex;
            margin-top: 12px;
            background: transparent;
            border: 1px solid rgba(201, 162, 93, 0.6);
            color: var(--gold);
            border-radius: 8px;
            font-size: 0.88rem;
            padding: 8px 16px;
            transition: background-color 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
        }
        .footer-cta-btn:hover {
            background: var(--gold);
            color: var(--night);
            border-color: var(--gold);
        }
        .service-time {
            font-size: 0.84rem;
            color: var(--light-muted);
            margin-top: 18px;
            line-height: 1.7;
        }
        .service-time strong {
            color: #d8d3c9;
        }
        .footer-copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0 22px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.78rem;
            color: rgba(165, 160, 149, 0.76);
        }
        .footer-copyright span:last-child {
            color: rgba(165, 160, 149, 0.5);
        }
        @media (max-width: 1023px) {
            .main-nav-list {
                display: none;
            }
            .header-actions .btn-sm {
                display: none;
            }
            .nav-menu-toggle {
                display: inline-flex;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .faq-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .watch-band {
                padding: 70px 0;
            }
        }
        @media (max-width: 767px) {
            .category-top {
                padding: 112px 0 54px;
            }
            .content-section {
                padding-top: 68px;
                padding-bottom: 68px;
            }
            .page-h1 {
                font-size: clamp(2rem, 8vw, 2.9rem);
            }
            .top-actions .btn {
                width: 100%;
            }
            .mode-card-grid {
                grid-template-columns: 1fr;
            }
            .cta-band-inner {
                flex-direction: column;
                text-align: left;
                align-items: flex-start;
            }
            .modal-box {
                padding: 30px 20px 24px;
                border-radius: 18px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 26px;
            }
            .footer-copyright {
                flex-direction: column;
            }
            .container-custom {
                padding-left: 20px;
                padding-right: 20px;
            }
            .eyebrow {
                font-size: 0.72rem;
            }
            .faq-section {
                padding: 70px 0;
            }
        }
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }
        }

/* roulang page: category2 */
:root {
            --ink: #0F1113;
            --ink-soft: #1D1D1B;
            --paper: #F5F3ED;
            --sand: #E8E4DB;
            --gold: #C9A25D;
            --gold-deep: #8F6F3E;
            --copper: #B3643D;
            --text: #3F3D39;
            --muted: #8A8579;
            --deep-text: #F0EDE6;
            --deep-muted: #A5A095;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --shadow-card: 0 8px 30px rgba(20, 16, 8, 0.08);
            --shadow-deep: 0 18px 50px rgba(0, 0, 0, 0.28);
            --ease: cubic-bezier(0.2, 0.6, 0.2, 1);
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            background: var(--paper);
            color: var(--text);
            font-family: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
            font-size: 1rem;
            line-height: 1.75;
            font-feature-settings: "tnum";
            -webkit-font-smoothing: antialiased;
        }

        body.no-scroll {
            overflow: hidden;
        }

        img {
            max-width: 100%;
            display: block;
            height: auto;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        button,
        input,
        select,
        textarea {
            font: inherit;
            letter-spacing: inherit;
        }

        button {
            border: 0;
            background: none;
            cursor: pointer;
        }

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .section {
            padding: 96px 0;
        }

        @media (max-width: 768px) {
            .section {
                padding: 72px 0;
            }
            .container-custom {
                padding-left: 20px;
                padding-right: 20px;
            }
        }

        .section-paper {
            background: var(--paper);
        }

        .section-sand {
            background: #EFEAE0;
        }

        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.16em;
            color: var(--gold-deep);
            padding: 7px 14px;
            border: 1px solid rgba(201, 162, 93, 0.45);
            background: rgba(201, 162, 93, 0.08);
            border-radius: 999px;
            text-transform: uppercase;
        }

        .section-title {
            font-size: clamp(1.6rem, 2.8vw, 2.4rem);
            font-weight: 600;
            line-height: 1.22;
            color: var(--ink-soft);
            margin: 18px 0 12px;
            letter-spacing: -0.01em;
        }

        .section-desc {
            max-width: 680px;
            margin: 0 0 40px;
            color: var(--text);
            font-size: 1rem;
        }

        .section-head {
            margin-bottom: 44px;
        }

        /* 按钮 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 48px;
            padding: 0 22px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            transition: background 0.18s var(--ease), color 0.18s var(--ease), border-color 0.18s var(--ease), transform 0.18s var(--ease), box-shadow 0.18s var(--ease);
            white-space: nowrap;
        }

        .btn:active {
            transform: scale(0.98);
        }

        .btn:focus-visible,
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(201, 162, 93, 0.6);
            outline-offset: 3px;
        }

        .btn-gold {
            background: var(--gold);
            color: var(--ink-soft);
        }

        .btn-gold:hover {
            background: #D8B46F;
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(140, 108, 56, 0.2);
        }

        .btn-ghost-light {
            background: transparent;
            color: var(--deep-text);
            border: 1px solid rgba(255, 255, 255, 0.6);
        }

        .btn-ghost-light:hover {
            border-color: var(--gold);
            color: var(--gold);
            transform: translateY(-2px);
        }

        .btn-block {
            width: 100%;
        }

        .btn-header {
            height: 40px;
            padding: 0 18px;
            border-radius: 8px;
        }

        /* 透明玻璃导航 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 90;
            height: 72px;
            background: rgba(15, 17, 19, 0.48);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
            transition: background 0.18s var(--ease), border-color 0.18s var(--ease);
        }

        .site-header.scrolled {
            background: rgba(245, 243, 237, 0.94);
            border-bottom-color: rgba(15, 17, 19, 0.06);
            box-shadow: 0 8px 24px rgba(15, 17, 19, 0.05);
        }

        .nav-inner {
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-mark {
            display: inline-flex;
            width: 34px;
            height: 34px;
            flex: 0 0 34px;
        }

        .logo-word {
            display: flex;
            flex-direction: column;
            line-height: 1;
        }

        .logo-title {
            font-size: 1.06rem;
            font-weight: 800;
            letter-spacing: 0.08em;
            color: #F5F3ED;
            transition: color 0.18s var(--ease);
        }

        .logo-sub {
            margin-top: 5px;
            font-size: 0.59rem;
            letter-spacing: 0.36em;
            color: var(--gold);
            white-space: nowrap;
            transition: color 0.18s var(--ease);
        }

        .site-header.scrolled .logo-title {
            color: var(--ink-soft);
        }

        .site-header.scrolled .logo-sub {
            color: var(--gold-deep);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 2px;
        }

        .nav-link {
            position: relative;
            display: inline-flex;
            align-items: center;
            padding: 10px 12px;
            margin: 0 4px;
            font-size: 0.93rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.9);
            border-radius: 6px;
            transition: color 0.18s var(--ease);
        }

        .nav-link::after {
            content: "";
            position: absolute;
            left: 20%;
            bottom: 2px;
            width: 0;
            height: 2px;
            background: var(--gold);
            transition: width 0.2s var(--ease);
        }

        .nav-link:hover::after,
        .nav-link.active::after {
            width: 60%;
        }

        .nav-link.active {
            color: var(--gold);
        }

        .site-header.scrolled .nav-link {
            color: var(--ink-soft);
        }

        .site-header.scrolled .nav-link.active {
            color: var(--gold-deep);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            align-items: center;
            justify-content: center;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .site-header.scrolled .nav-toggle {
            color: var(--ink-soft);
            border-color: rgba(15, 17, 19, 0.16);
        }

        .nav-toggle svg {
            width: 22px;
            height: 22px;
        }

        @media (max-width: 1023px) {
            .main-nav {
                display: none;
            }
            .nav-toggle {
                display: inline-flex;
            }
        }

        /* 移动抽屉 */
        .mobile-drawer {
            position: fixed;
            inset: 0;
            z-index: 110;
            background: rgba(10, 12, 14, 0.98);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            display: flex;
            flex-direction: column;
            padding: 92px 28px 42px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-12px);
            transition: all 0.28s var(--ease);
        }

        .mobile-drawer.is-open {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .mobile-drawer-close {
            position: absolute;
            top: 18px;
            right: 20px;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

        .mobile-drawer a.mobile-link {
            display: block;
            font-size: 1.36rem;
            font-weight: 600;
            color: rgba(245, 243, 237, 0.9);
            padding: 13px 0 10px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .mobile-drawer a.mobile-link.active {
            color: var(--gold);
        }

        .mobile-drawer .btn {
            margin-top: 34px;
        }

        /* 分类页首屏 */
        .cat-hero {
            background-color: #0F1113;
            background-image: linear-gradient(90deg, rgba(15, 17, 19, 0.92) 8%, rgba(15, 17, 19, 0.62) 62%, rgba(15, 17, 19, 0.46) 100%), url("/assets/images/backpic/back-1.png");
            background-size: cover;
            background-position: right center;
            color: var(--deep-text);
            padding: 164px 0 104px;
            position: relative;
            overflow: hidden;
        }

        .cat-hero::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 90px;
            background: linear-gradient(180deg, rgba(15, 17, 19, 0), #0F1113);
            pointer-events: none;
        }

        .cat-hero-grid {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 48px;
            align-items: center;
        }

        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            padding: 0;
            margin: 0 0 26px;
            list-style: none;
            font-size: 0.84rem;
            color: rgba(255, 255, 255, 0.66);
        }

        .breadcrumb li {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb li + li::before {
            content: "/";
            color: rgba(255, 255, 255, 0.36);
            margin-right: 4px;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.82);
            transition: color 0.18s var(--ease);
        }

        .breadcrumb a:hover {
            color: var(--gold);
        }

        .cat-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.16);
            padding: 6px 14px;
            border-radius: 999px;
            color: var(--deep-muted);
            font-size: 0.78rem;
            letter-spacing: 0.08em;
            margin-bottom: 24px;
        }

        .cat-hero h1 {
            font-size: clamp(2.1rem, 4.6vw, 4rem);
            font-weight: 600;
            line-height: 1.12;
            margin: 0 0 22px;
            color: #F5F3ED;
            max-width: 700px;
        }

        .cat-hero-desc {
            max-width: 620px;
            color: rgba(240, 237, 230, 0.86);
            font-size: 1rem;
            margin-bottom: 36px;
            line-height: 1.85;
        }

        .cat-hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }

        .hero-note {
            margin-top: 24px;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            color: rgba(240, 237, 230, 0.6);
            font-size: 0.8rem;
        }

        .hero-note svg {
            width: 16px;
            height: 16px;
            color: var(--gold);
        }

        .cat-hero-visual {
            position: relative;
            min-height: 300px;
        }

        .visual-frame {
            position: relative;
            border-radius: 22px;
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.18);
            box-shadow: var(--shadow-deep);
            background: #202326;
        }

        .visual-frame img {
            width: 100%;
            height: 330px;
            object-fit: cover;
            opacity: 0.94;
        }

        .visual-tag {
            position: absolute;
            left: 18px;
            bottom: 18px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(15, 17, 19, 0.72);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            color: #F0EDE6;
            padding: 8px 14px;
            border-radius: 999px;
            border: 1px solid rgba(255, 255, 255, 0.16);
            font-size: 0.78rem;
        }

        .visual-tag::before {
            content: "";
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--copper);
            box-shadow: 0 0 0 0 rgba(179, 100, 61, 0.6);
            animation: breathe 1.6s infinite;
        }

        @keyframes breathe {
            0% {
                box-shadow: 0 0 0 0 rgba(179, 100, 61, 0.5);
            }
            70% {
                box-shadow: 0 0 0 8px rgba(179, 100, 61, 0);
            }
            100% {
                box-shadow: 0 0 0 0 rgba(179, 100, 61, 0);
            }
        }

        .scroll-hint {
            position: absolute;
            bottom: 30px;
            left: 50%;
            transform: translateX(-50%);
            color: rgba(255, 255, 255, 0.5);
            z-index: 2;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            font-size: 0.72rem;
            letter-spacing: 0.1em;
            animation: float-down 2.6s ease-in-out infinite;
        }

        @keyframes float-down {
            0%,
            100% {
                transform: translate(-50%, 0);
            }
            50% {
                transform: translate(-50%, 8px);
            }
        }

        /* 信息信任带 */
        .info-dock {
            position: relative;
            z-index: 5;
            margin-top: -42px;
            padding-bottom: 30px;
        }

        .dock-inner {
            background: #FBF8F1;
            border: 1px solid rgba(15, 17, 19, 0.06);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: 22px 28px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 16px;
        }

        .dock-item {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            color: var(--text);
            font-size: 0.88rem;
            font-weight: 500;
        }

        .dock-item svg {
            width: 18px;
            height: 18px;
            color: var(--gold);
            flex: 0 0 18px;
        }

        .dock-item small {
            color: var(--muted);
            margin-left: 4px;
            font-weight: 400;
        }

        /* 覆盖板块 */
        .coverage-layout {
            display: grid;
            grid-template-columns: 0.9fr 1.3fr;
            gap: 42px;
            align-items: start;
        }

        .coverage-note {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: #0F1113;
            color: var(--deep-text);
            box-shadow: var(--shadow-card);
        }

        .coverage-note img {
            width: 100%;
            height: 280px;
            object-fit: cover;
            opacity: 0.66;
        }

        .coverage-note-content {
            padding: 24px 26px 30px;
            position: relative;
        }

        .coverage-note-content::before {
            content: "";
            position: absolute;
            top: 0;
            left: 26px;
            width: 42px;
            height: 2px;
            background: var(--gold);
        }

        .coverage-note h3 {
            margin: 8px 0 10px;
            font-size: 1.28rem;
            color: #F0EDE6;
            line-height: 1.4;
        }

        .coverage-note p {
            color: var(--deep-muted);
            font-size: 0.92rem;
            margin-bottom: 18px;
        }

        .coverage-note a {
            color: var(--gold);
            font-size: 0.88rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap 0.2s var(--ease);
        }

        .coverage-note a:hover {
            gap: 10px;
        }

        .feature-set {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .topic-card {
            background: #FDFAF3;
            border: 1px solid rgba(15, 17, 19, 0.06);
            border-radius: var(--radius-md);
            padding: 22px 20px 24px;
            transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), border-color 0.2s var(--ease);
            position: relative;
        }

        .topic-card:hover {
            box-shadow: var(--shadow-card);
            transform: translateY(-4px);
            border-color: rgba(201, 162, 93, 0.45);
        }

        .topic-num {
            font-family: Arial, "Helvetica Neue", sans-serif;
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--gold);
            letter-spacing: 0.04em;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .topic-num::before {
            content: "";
            width: 16px;
            height: 1px;
            background: rgba(201, 162, 93, 0.55);
        }

        .topic-card h3 {
            font-size: 1.04rem;
            font-weight: 600;
            color: var(--ink-soft);
            margin: 10px 0 8px;
            line-height: 1.4;
        }

        .topic-card p {
            margin: 0;
            color: var(--muted);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        /* 流程 / 内部审核与发布 */
        .process-section {
            background: #0F1113;
            color: var(--deep-text);
            overflow: hidden;
        }

        .process-section .section-title {
            color: #F0EDE6;
        }

        .process-section .section-desc {
            color: var(--deep-muted);
        }

        .process-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 60px;
            align-items: center;
        }

        .process-list {
            padding: 0;
            margin: 0;
            list-style: none;
        }

        .process-step {
            position: relative;
            display: grid;
            grid-template-columns: 64px 1fr;
            gap: 16px;
            padding: 22px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .process-step:last-child {
            border-bottom: 0;
        }

        .process-step-num {
            width: 52px;
            height: 52px;
            border: 1px solid rgba(201, 162, 93, 0.5);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold);
            font-family: Arial, "Helvetica Neue", sans-serif;
            font-weight: 700;
            font-size: 0.86rem;
            background: rgba(201, 162, 93, 0.06);
        }

        .process-step h3 {
            margin: 0 0 6px;
            color: #F0EDE6;
            font-size: 1.06rem;
            font-weight: 600;
        }

        .process-step p {
            margin: 0;
            color: var(--deep-muted);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        .process-card {
            border-radius: 24px;
            overflow: hidden;
            background: #171A1D;
            border: 1px solid rgba(255, 255, 255, 0.09);
            box-shadow: var(--shadow-deep);
        }

        .process-card img {
            width: 100%;
            height: 240px;
            object-fit: cover;
        }

        .process-card-body {
            padding: 24px;
        }

        .process-card-body h3 {
            color: #F0EDE6;
            font-size: 1.18rem;
            margin: 0 0 8px;
        }

        .process-card-body p {
            color: var(--deep-muted);
            margin: 0 0 20px;
            font-size: 0.91rem;
        }

        .process-card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .mini-tag {
            font-size: 0.76rem;
            color: var(--gold);
            background: rgba(201, 162, 93, 0.12);
            padding: 5px 10px;
            border-radius: 999px;
        }

        /* 典型观赛场景 */
        .scene-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .scene-card {
            border-radius: var(--radius-md);
            background: #FDFBF5;
            border: 1px solid rgba(15, 17, 19, 0.06);
            padding: 28px 26px;
            position: relative;
            transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
        }

        .scene-card:hover {
            box-shadow: var(--shadow-card);
            transform: translateY(-4px);
        }

        .scene-time {
            display: inline-block;
            font-size: 0.76rem;
            color: var(--gold-deep);
            background: rgba(201, 162, 93, 0.13);
            padding: 5px 12px;
            border-radius: 999px;
            letter-spacing: 0.08em;
            margin-bottom: 16px;
        }

        .scene-card h3 {
            font-size: 1.1rem;
            color: var(--ink-soft);
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .scene-card p {
            color: var(--muted);
            font-size: 0.9rem;
            margin: 0 0 18px;
        }

        .scene-card a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--gold-deep);
            font-size: 0.86rem;
            font-weight: 600;
            transition: gap 0.18s var(--ease);
        }

        .scene-card a:hover {
            gap: 10px;
        }

        /* FAQ */
        .faq-layout {
            display: grid;
            grid-template-columns: 0.42fr 0.58fr;
            gap: 72px;
            align-items: start;
        }

        .faq-side {
            position: sticky;
            top: 120px;
        }

        .faq-list {
            border-top: 1px solid rgba(15, 17, 19, 0.08);
        }

        .faq-item {
            border-bottom: 1px solid rgba(15, 17, 19, 0.08);
        }

        .faq-q {
            width: 100%;
            display: flex;
            align-items: center;
            gap: 18px;
            justify-content: space-between;
            text-align: left;
            padding: 21px 2px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--ink-soft);
            background: none;
        }

        .faq-icon {
            width: 30px;
            height: 30px;
            flex: 0 0 30px;
            border-radius: 50%;
            border: 1px solid rgba(201, 162, 93, 0.5);
            position: relative;
            transition: transform 0.1s var(--ease), background 0.18s var(--ease);
        }

        .faq-icon::before,
        .faq-icon::after {
            content: "";
            position: absolute;
            top: 50%;
            left: 50%;
            width: 12px;
            height: 1.5px;
            background: var(--gold-deep);
            transform: translate(-50%, -50%);
        }

        .faq-icon::after {
            transform: translate(-50%, -50%) rotate(90deg);
            transition: transform 0.1s var(--ease);
        }

        .faq-item.open .faq-icon {
            background: rgba(201, 162, 93, 0.14);
        }

        .faq-item.open .faq-icon::after {
            transform: translate(-50%, -50%) rotate(0deg);
        }

        .faq-a {
            max-height: 0;
            overflow: hidden;
            padding: 0 2px;
            transition: max-height 0.24s var(--ease), padding 0.24s var(--ease);
        }

        .faq-item.open .faq-a {
            max-height: 200px;
            padding: 0 2px 22px;
        }

        .faq-a p {
            margin: 0;
            color: var(--text);
            font-size: 0.94rem;
            line-height: 1.8;
        }

        /* 最终转化区 */
        .cta-dark {
            background: #0F1113;
            color: var(--deep-text);
            padding: 90px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-dark::before {
            content: "";
            position: absolute;
            width: 420px;
            height: 420px;
            top: -180px;
            right: -120px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(201, 162, 93, 0.18) 0%, rgba(201, 162, 93, 0) 70%);
            pointer-events: none;
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .cta-copy h2 {
            font-size: clamp(1.6rem, 2.6vw, 2.2rem);
            color: #F0EDE6;
            margin: 0 0 14px;
            line-height: 1.3;
        }

        .cta-copy p {
            color: var(--deep-muted);
            max-width: 520px;
            margin: 0;
        }

        .cta-actions {
            display: flex;
            justify-content: flex-end;
            align-items: center;
            flex-wrap: wrap;
            gap: 14px;
        }

        .cta-caption {
            font-size: 0.82rem;
            color: var(--deep-muted);
            display: flex;
            justify-content: flex-end;
            gap: 18px;
            margin-top: 18px;
        }

        /* 页脚 */
        .site-footer {
            background: #0F1113;
            color: var(--deep-muted);
            padding-top: 12px;
        }

        .footer-top-line {
            height: 1px;
            background: linear-gradient(90deg, rgba(201, 162, 93, 0), #C9A25D, rgba(201, 162, 93, 0));
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr 0.8fr 1fr;
            gap: 40px;
            padding: 64px 0 48px;
        }

        .footer-brand .logo-word {
            margin-top: 12px;
        }

        .footer-brand .logo-title {
            color: #F0EDE6;
            font-size: 1.04rem;
        }

        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.7;
            max-width: 310px;
            margin-top: 18px;
        }

        .footer-col h4,
        .footer-contact h4 {
            color: #F0EDE6;
            font-size: 0.95rem;
            font-weight: 600;
            margin: 0 0 18px;
            letter-spacing: 0.04em;
        }

        .footer-col a,
        .footer-contact a {
            display: block;
            color: var(--deep-muted);
            font-size: 0.88rem;
            padding: 6px 0;
            transition: color 0.16s var(--ease);
        }

        .footer-col a:hover,
        .footer-contact a:hover {
            color: var(--gold);
        }

        .footer-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--gold);
            border: 1px solid rgba(201, 162, 93, 0.4);
            background: rgba(201, 162, 93, 0.06);
            border-radius: 8px;
            padding: 8px 14px;
            margin-top: 10px;
            font-size: 0.85rem;
            transition: all 0.16s var(--ease);
        }

        .footer-cta-btn:hover {
            background: rgba(201, 162, 93, 0.15);
            color: #F0EDE6;
        }

        .service-time {
            margin-top: 16px;
            font-size: 0.78rem;
            color: var(--deep-muted);
            line-height: 1.7;
        }

        .service-time strong {
            color: rgba(240, 237, 230, 0.72);
            font-weight: 500;
        }

        .footer-copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            gap: 18px;
            font-size: 0.76rem;
            color: rgba(255, 255, 255, 0.48);
            flex-wrap: wrap;
        }

        /* 弹层 */
        .modal-mask {
            position: fixed;
            inset: 0;
            z-index: 130;
            background: rgba(15, 17, 19, 0.66);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 24px;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.2s var(--ease), visibility 0.2s var(--ease);
        }

        .modal-mask.is-open {
            opacity: 1;
            visibility: visible;
        }

        .modal-panel {
            width: 100%;
            max-width: 560px;
            background: #FAF7F0;
            border-radius: 20px;
            padding: 38px 38px 30px;
            position: relative;
            box-shadow: var(--shadow-deep);
            max-height: calc(100vh - 40px);
            overflow-y: auto;
            transform: translateY(14px);
            transition: transform 0.24s var(--ease);
        }

        .modal-mask.is-open .modal-panel {
            transform: translateY(0);
        }

        .modal-close {
            position: absolute;
            top: 16px;
            right: 16px;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid rgba(15, 17, 19, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text);
            background: #fff;
            transition: all 0.16s var(--ease);
        }

        .modal-close:hover {
            border-color: var(--gold);
            color: var(--gold-deep);
            transform: rotate(90deg);
        }

        .modal-panel h2 {
            color: var(--ink-soft);
            font-size: 1.6rem;
            margin: 24px 0 8px;
            line-height: 1.3;
        }

        .modal-panel > p {
            color: var(--muted);
            font-size: 0.92rem;
            margin: 0 0 26px;
            line-height: 1.7;
        }

        .modal-panel .form-item {
            margin-bottom: 18px;
        }

        .modal-panel label {
            display: block;
            color: var(--ink-soft);
            font-size: 0.88rem;
            font-weight: 600;
            margin-bottom: 6px;
        }

        .modal-panel input,
        .modal-panel select {
            width: 100%;
            height: 48px;
            padding: 0 14px;
            border: 1px solid rgba(15, 17, 19, 0.16);
            border-radius: 10px;
            background: #fff;
            color: var(--ink-soft);
            outline: none;
            transition: border-color 0.16s var(--ease), box-shadow 0.16s var(--ease);
        }

        .modal-panel input:focus,
        .modal-panel select:focus {
            border-color: var(--gold);
            box-shadow: 0 0 0 3px rgba(201, 162, 93, 0.14);
        }

        .modal-panel .form-error {
            display: flex;
            align-items: flex-start;
            gap: 6px;
            color: var(--copper);
            font-size: 0.8rem;
            margin-top: 6px;
            line-height: 1.4;
        }

        .modal-panel .form-error svg {
            width: 15px;
            height: 15px;
            flex: 0 0 15px;
            margin-top: 2px;
        }

        .form-success {
            background: rgba(201, 162, 93, 0.12);
            border: 1px solid rgba(201, 162, 93, 0.4);
            color: var(--gold-deep);
            border-radius: 10px;
            padding: 12px 16px;
            margin-top: 9px;
            font-size: 0.86rem;
            line-height: 1.7;
        }

        .privacy-note {
            margin-top: 20px;
            padding-top: 16px;
            border-top: 1px solid rgba(15, 17, 19, 0.08);
            color: var(--muted);
            font-size: 0.74rem;
            line-height: 1.7;
            display: flex;
            gap: 8px;
            align-items: flex-start;
        }

        .privacy-note svg {
            width: 14px;
            height: 14px;
            flex: 0 0 14px;
            margin-top: 3px;
            color: var(--gold);
        }

        /* 移动端固定操作条 */
        .mobile-sticky-cta {
            position: fixed;
            left: 18px;
            right: 18px;
            bottom: calc(14px + env(safe-area-inset-bottom));
            z-index: 70;
            border-radius: 999px;
            box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
            display: flex;
            align-items: center;
        }

        .mobile-sticky-cta .sticky-label {
            flex: 1;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: #0F1113;
            border: 1px solid rgba(255, 255, 255, 0.14);
            color: var(--deep-text);
            height: 48px;
            border-radius: 999px;
            font-size: 0.9rem;
            font-weight: 600;
            min-width: 0;
            transition: opacity 0.2s var(--ease);
        }

        .mobile-sticky-cta .sticky-label svg {
            width: 17px;
            height: 17px;
            color: var(--gold);
        }

        .mobile-sticky-cta.is-hidden,
        .mobile-sticky-cta.is-open {
            opacity: 0;
            visibility: hidden;
            pointer-events: none;
        }

        @media (max-width: 767px) {
            .mobile-sticky-cta {
                display: flex;
            }
            .site-footer {
                padding-bottom: 30px;
            }
        }

        @media (min-width: 768px) {
            .mobile-sticky-cta {
                display: none;
            }
        }

        /* 响应式 */
        @media (max-width: 1100px) {
            .cat-hero-grid {
                grid-template-columns: 1fr 0.86fr;
                gap: 28px;
            }
            .coverage-layout {
                gap: 24px;
            }
        }

        @media (max-width: 900px) {
            .coverage-layout {
                grid-template-columns: 1fr;
            }
            .coverage-note img {
                height: 220px;
            }
            .feature-set {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .faq-layout {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .faq-side {
                position: static;
            }
            .scene-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 767px) {
            .cat-hero {
                padding: 132px 0 92px;
            }
            .cat-hero-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .cat-hero h1 {
                font-size: 2.2rem;
            }
            .cat-hero-visual {
                min-height: 0;
            }
            .visual-frame img {
                height: 240px;
            }
            .hero-note {
                font-size: 0.74rem;
            }
            .info-dock {
                margin-top: -26px;
            }
            .dock-inner {
                padding: 16px;
            }
            .feature-set {
                grid-template-columns: 1fr;
            }
            .scene-grid {
                grid-template-columns: 1fr;
            }
            .cta-inner {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .cta-actions {
                justify-content: flex-start;
            }
            .cta-caption {
                justify-content: flex-start;
                flex-direction: column;
                gap: 6px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 34px;
            }
            .modal-panel {
                padding: 32px 24px 24px;
                max-width: 100%;
                border-radius: 20px;
            }
        }

        @media (max-width: 520px) {
            .btn-gold {
                font-size: 0.9rem;
            }
            .cat-hero-actions .btn {
                width: 100%;
            }
            .breadcrumb {
                font-size: 0.75rem;
            }
            .feature-set {
                grid-template-columns: 1fr;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            html {
                scroll-behavior: auto;
            }
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
            }
        }

/* roulang page: category3 */
:root {
            --night: #0F1113;
            --paper: #F5F3ED;
            --sand: #E8E4DB;
            --sand-light: #EDEAE1;
            --card-light: #FBF9F4;
            --ink: #1D1D1B;
            --text: #3F3D39;
            --muted: #8A8579;
            --line: rgba(29, 29, 27, 0.09);
            --line-dark: rgba(255, 255, 255, 0.12);
            --gold: #C9A25D;
            --gold-deep: #8F6F3E;
            --gold-soft: rgba(201, 162, 93, 0.16);
            --copper: #B3643D;
            --on-dark: #F0EDE6;
            --on-dark-muted: #A5A095;
            --radius-lg: 20px;
            --radius-card: 14px;
            --radius-btn: 10px;
            --shadow-card: 0 8px 30px rgba(20, 16, 8, 0.08);
            --shadow-dark: 0 18px 50px rgba(0, 0, 0, 0.28);
            --ease: cubic-bezier(0.2, 0.6, 0.2, 1);
            --font-cn: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
            --font-num: Arial, "Helvetica Neue", sans-serif;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-cn);
            background: var(--paper);
            color: var(--text);
            line-height: 1.75;
            overflow-x: hidden;
            text-rendering: optimizeLegibility;
        }

        body.no-scroll {
            overflow: hidden;
        }

        img {
            max-width: 100%;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        button {
            font-family: inherit;
            border: 0;
            cursor: pointer;
            background: none;
        }

        input,
        select {
            font-family: inherit;
        }

        ul,
        ol {
            list-style: none;
        }

        .skip-link {
            position: fixed;
            z-index: 200;
            left: 16px;
            top: -80px;
            background: var(--ink);
            color: #fff;
            padding: 10px 18px;
            border-radius: 8px;
            transition: top 0.2s var(--ease);
        }

        .skip-link:focus {
            top: 16px;
        }

        .container-custom {
            width: min(1200px, 100% - 48px);
            margin-left: auto;
            margin-right: auto;
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 60;
            height: 72px;
            background: rgba(15, 17, 19, 0.38);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
            transition: background 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
        }

        .header-inner {
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 28px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 11px;
            min-width: 0;
        }

        .brand .logo-mark {
            width: 30px;
            flex: 0 0 30px;
            line-height: 0;
        }

        .brand .logo-mark svg {
            width: 30px;
            height: 30px;
        }

        .brand .logo-word {
            display: flex;
            flex-direction: column;
            line-height: 1.1;
        }

        .logo-title {
            font-size: 1.22rem;
            font-weight: 800;
            letter-spacing: 0.05em;
            color: #fff;
            font-family: var(--font-num);
        }

        body.sub-page .site-header,
        .site-header.is-solid {
            background: rgba(245, 243, 237, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom-color: rgba(29, 29, 27, 0.08);
            box-shadow: 0 4px 22px rgba(24, 20, 9, 0.06);
        }

        body.sub-page .site-header .logo-title,
        .site-header.is-solid .logo-title {
            color: var(--ink);
        }

        .logo-sub {
            margin-top: 5px;
            font-size: 0.62rem;
            letter-spacing: 0.46em;
            color: var(--gold);
            white-space: nowrap;
        }

        .logo-sub .gap-text {
            letter-spacing: 0.34em;
        }

        .site-nav {
            display: flex;
            align-items: center;
            gap: 32px;
            margin-left: auto;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .nav-link {
            position: relative;
            display: inline-flex;
            align-items: center;
            padding: 9px 8px;
            font-size: 0.95rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.88);
            transition: color 0.18s var(--ease);
            white-space: nowrap;
        }

        .nav-link::after {
            content: "";
            position: absolute;
            left: 20%;
            bottom: 2px;
            height: 2px;
            width: 0;
            border-radius: 999px;
            background: var(--gold);
            transition: width 0.18s var(--ease);
        }

        .nav-link:hover::after,
        .nav-link.active::after {
            width: 60%;
        }

        .nav-link:hover,
        .nav-link.active {
            color: #fff;
        }

        body.sub-page .site-header .nav-link,
        .site-header.is-solid .nav-link {
            color: rgba(29, 29, 27, 0.82);
        }

        body.sub-page .site-header .nav-link:hover,
        body.sub-page .site-header .nav-link.active,
        .site-header.is-solid .nav-link:hover,
        .site-header.is-solid .nav-link.active {
            color: var(--ink);
        }

        .header-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 40px;
            padding: 0 19px;
            background: var(--gold);
            border-radius: 8px;
            color: var(--ink);
            font-weight: 600;
            font-size: 0.92rem;
            letter-spacing: 0.01em;
            box-shadow: 0 5px 16px rgba(30, 22, 7, 0.16);
            transition: all 0.18s var(--ease);
        }

        .header-cta:hover {
            background: var(--gold-deep);
            color: #fff;
            box-shadow: 0 7px 18px rgba(30, 22, 7, 0.2);
        }

        .header-cta:active {
            transform: translateY(1px);
            box-shadow: none;
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            align-items: center;
            justify-content: center;
            gap: 5px;
            border: 1px solid rgba(29, 29, 27, 0.14);
            background: rgba(255, 255, 255, 0.16);
            color: var(--ink);
            padding: 0 10px;
        }

        body.sub-page .site-header .nav-toggle {
            background: transparent;
        }

        .nav-toggle span {
            width: 20px;
            height: 2px;
            background: var(--ink);
            border-radius: 99px;
            display: block;
        }

        .mobile-drawer {
            position: fixed;
            top: 0;
            right: 0;
            bottom: 0;
            z-index: 130;
            width: min(500px, 94vw);
            background: rgba(15, 17, 19, 0.97);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            transform: translateX(102%);
            transition: transform 0.3s var(--ease);
            display: flex;
            flex-direction: column;
            padding: 28px 30px 36px;
            overflow-y: auto;
            box-shadow: var(--shadow-dark);
        }

        .mobile-drawer.open {
            transform: translateX(0);
        }

        .drawer-close {
            align-self: flex-end;
            width: 42px;
            height: 42px;
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: 12px;
            color: #fff;
            font-size: 1.7rem;
            line-height: 1;
            margin-bottom: 24px;
            transition: border-color 0.18s;
        }

        .drawer-close:hover {
            border-color: var(--gold);
            color: var(--gold);
        }

        .drawer-title {
            font-size: 0.9rem;
            letter-spacing: 0.16em;
            color: var(--on-dark-muted);
            border-bottom: 1px solid rgba(255, 255, 255, 0.14);
            padding-bottom: 14px;
            margin-bottom: 12px;
        }

        .drawer-nav {
            display: flex;
            flex-direction: column;
        }

        .drawer-nav a {
            color: var(--on-dark);
            padding: 17px 0;
            font-size: 1.15rem;
            font-weight: 500;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: color 0.18s;
        }

        .drawer-nav a.active {
            color: var(--gold);
        }

        .drawer-nav a:hover {
            color: var(--gold);
        }

        .drawer-cta {
            margin-top: 30px;
            display: inline-flex;
            justify-content: center;
            padding: 15px 18px;
            border-radius: 10px;
            background: var(--gold);
            color: var(--ink);
            font-weight: 600;
        }

        .drawer-backdrop {
            position: fixed;
            inset: 0;
            z-index: 120;
            background: rgba(15, 17, 19, 0.5);
            backdrop-filter: blur(3px);
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.2s var(--ease), visibility 0.2s;
        }

        .drawer-backdrop.show {
            opacity: 1;
            visibility: visible;
        }

        main {
            padding-top: 0;
        }

        .category-hero {
            position: relative;
            background: linear-gradient(135deg, #E7E2D7 0%, #EFEBE2 62%, #F7F4ED 100%);
            border-bottom: 1px solid var(--line);
            padding: 126px 0 58px;
            overflow: hidden;
        }

        .category-hero::before {
            content: "";
            position: absolute;
            width: 360px;
            height: 360px;
            top: -210px;
            right: -80px;
            background: radial-gradient(circle, rgba(201, 162, 93, 0.13), transparent 68%);
            pointer-events: none;
        }

        .category-hero-float {
            pointer-events: none;
            position: absolute;
            right: -20px;
            bottom: -70px;
            width: 320px;
            height: 320px;
            opacity: 0.45;
        }

        .category-hero-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 80px;
            align-items: center;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 18px;
            color: var(--muted);
            font-size: 0.9rem;
        }

        .breadcrumb a {
            transition: color 0.18s;
        }

        .breadcrumb a:hover {
            color: var(--gold-deep);
        }

        .breadcrumb span {
            color: var(--gold-deep);
        }

        .category-title {
            font-size: clamp(2.1rem, 4.4vw, 3.6rem);
            font-weight: 600;
            letter-spacing: 0.01em;
            line-height: 1.14;
            color: var(--ink);
            margin-bottom: 16px;
        }

        .category-title .text-star {
            color: var(--gold-deep);
            font-weight: 600;
            margin-left: 6px;
        }

        .category-lead {
            max-width: 630px;
            color: #57534C;
            font-size: 1.03rem;
            line-height: 1.86;
            margin-bottom: 26px;
        }

        .category-hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }

        .hero-visual {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: 0 20px 50px rgba(20, 15, 5, 0.13);
            aspect-ratio: 4 / 3;
            background: var(--sand);
        }

        .hero-visual>img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .hero-visual::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(160deg, rgba(15, 17, 19, 0) 60%, rgba(15, 17, 19, 0.74) 100%);
        }

        .hero-label {
            position: absolute;
            z-index: 3;
            left: 16px;
            bottom: 15px;
            color: #fff;
            background: rgba(15, 17, 19, 0.52);
            border: 1px solid rgba(255, 255, 255, 0.25);
            backdrop-filter: blur(10px);
            padding: 7px 13px;
            font-size: 0.8rem;
            border-radius: 999px;
            backdrop-filter: blur(8px);
        }

        .hero-chip {
            position: absolute;
            z-index: 3;
            right: 15px;
            top: 15px;
            display: inline-flex;
            gap: 7px;
            align-items: center;
            background: rgba(245, 243, 237, 0.82);
            backdrop-filter: blur(8px);
            color: var(--ink);
            border-radius: 999px;
            padding: 6px 12px;
            font-size: 0.78rem;
            box-shadow: 0 8px 24px rgba(20, 15, 5, 0.12);
        }

        .hero-chip .dot-live {
            width: 7px;
            height: 7px;
            background: var(--copper);
            border-radius: 50%;
            animation: breathe 1.6s ease-in-out infinite;
        }

        @keyframes breathe {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
                box-shadow: 0 0 0 0 rgba(179, 100, 61, 0.55);
            }
            50% {
                opacity: 0.7;
                transform: scale(0.86);
                box-shadow: 0 0 0 4px rgba(179, 100, 61, 0);
            }
        }

        .section-block {
            padding: 88px 0;
        }

        .section-block.compact {
            padding: 60px 0;
        }

        .section-head {
            display: flex;
            flex-direction: column;
            gap: 8px;
            margin-bottom: 52px;
        }

        .section-head.mid {
            align-items: center;
            text-align: center;
        }

        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.8rem;
            letter-spacing: 0.2em;
            color: var(--gold-deep);
            background: rgba(201, 162, 93, 0.12);
            padding: 5px 12px;
            border-radius: 999px;
            width: fit-content;
            text-transform: uppercase;
            font-weight: 600;
        }

        .dark-section .eyebrow {
            background: rgba(201, 162, 93, 0.16);
        }

        .section-title {
            font-size: clamp(1.6rem, 2.8vw, 2.35rem);
            font-weight: 600;
            color: var(--ink);
            line-height: 1.28;
            letter-spacing: 0.01em;
            max-width: 780px;
        }

        .section-desc {
            color: var(--muted);
            font-size: 1rem;
            max-width: 720px;
            margin-top: 4px;
        }

        .tags-strip {
            background: var(--sand-light);
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
            padding: 17px 0;
        }

        .tags-strip-list {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px 34px;
            color: #67625A;
        }

        .tags-strip-list li {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.92rem;
        }

        .tags-strip-list li::before {
            content: "";
            width: 4px;
            height: 4px;
            background: var(--gold);
            border-radius: 99px;
        }

        .service-cards {
            background: var(--paper);
        }

        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            padding-bottom: 12px;
        }

        .feature-card {
            position: relative;
            background: var(--card-light);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            padding: 29px 27px 26px;
            transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), border-color 0.2s;
            overflow: hidden;
        }

        .feature-card::before {
            content: "";
            position: absolute;
            left: -4px;
            top: 12%;
            height: 0;
            width: 3px;
            background: var(--gold);
            transition: height 0.25s var(--ease);
        }

        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
            border-color: rgba(201, 162, 93, 0.36);
        }

        .feature-card:hover::before {
            height: 40%;
        }

        .feature-grid .feature-card:nth-child(3n+2) {
            transform: translateY(28px);
        }

        .feature-grid .feature-card:nth-child(3n+2):hover {
            transform: translateY(24px);
        }

        .card-num {
            font-family: var(--font-num);
            font-size: 0.98rem;
            font-variant-numeric: tabular-nums;
            color: var(--gold-deep);
            display: inline-flex;
            align-items: center;
            gap: 9px;
            margin-bottom: 16px;
            letter-spacing: 0.06em;
        }

        .card-num::before {
            content: "";
            width: 20px;
            height: 1px;
            background: var(--gold);
            opacity: 0.6;
        }

        .feature-icon {
            position: absolute;
            right: 20px;
            top: 24px;
            width: 38px;
            height: 38px;
            border-radius: 11px;
            background: rgba(201, 162, 93, 0.13);
            color: var(--gold-deep);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .feature-icon svg {
            width: 20px;
            height: 20px;
        }

        .feature-card h3 {
            font-size: 1.13rem;
            color: var(--ink);
            font-weight: 600;
            margin-bottom: 13px;
            max-width: calc(100% - 30px);
            line-height: 1.5;
        }

        .feature-card p {
            color: #716C63;
            font-size: 0.95rem;
            line-height: 1.78;
            max-width: 34em;
        }

        .focus-highlight-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 20px;
            color: var(--copper);
            font-size: 0.82rem;
            font-weight: 500;
        }

        .focus-highlight-tag .hot-dot {
            width: 6px;
            height: 6px;
            border-radius: 99px;
            background: var(--copper);
            animation: breathe 1.7s infinite;
        }

        .workflow-section {
            position: relative;
            background: var(--night);
            color: var(--on-dark);
            padding: 92px 0;
            overflow: hidden;
        }

        .workflow-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center 20%;
            opacity: 0.13;
            pointer-events: none;
        }

        .workflow-section .section-title {
            color: var(--on-dark);
        }

        .workflow-section .section-desc {
            color: var(--on-dark-muted);
        }

        .dark-section-divider {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--gold), transparent);
        }

        .workflow-grid {
            display: grid;
            grid-template-columns: 0.92fr 1.3fr;
            gap: 70px;
            align-items: start;
        }

        .workflow-intro {
            position: sticky;
            top: 108px;
        }

        .workflow-intro .btn {
            margin-top: 24px;
        }

        .workflow-list {
            position: relative;
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .workflow-list::before {
            content: "";
            position: absolute;
            left: 29px;
            top: 16px;
            bottom: 16px;
            width: 1px;
            background: linear-gradient(to bottom, rgba(201, 162, 93, 0.8), rgba(201, 162, 93, 0.1));
        }

        .workflow-step {
            position: relative;
            display: grid;
            grid-template-columns: 60px 1fr;
            gap: 22px;
            padding: 3px 0 30px 0;
        }

        .workflow-step:last-child {
            padding-bottom: 0;
        }

        .step-marker {
            position: relative;
            width: 60px;
            height: 60px;
            border-radius: 18px;
            background: rgba(201, 162, 93, 0.12);
            border: 1px solid rgba(201, 162, 93, 0.36);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: var(--gold);
            font-size: 0.82rem;
            font-family: var(--font-num);
            font-weight: 600;
            line-height: 1.25;
            backdrop-filter: blur(6px);
            z-index: 2;
        }

        .step-marker small {
            font-size: 0.58rem;
            opacity: 0.7;
        }

        .workflow-content {
            padding-top: 2px;
        }

        .workflow-content h3 {
            color: #fff;
            font-weight: 600;
            font-size: 1.12rem;
            margin-bottom: 5px;
            letter-spacing: 0.01em;
        }

        .workflow-content p {
            color: var(--on-dark-muted);
            font-size: 0.95rem;
            line-height: 1.8;
            max-width: 46em;
        }

        .scene-section {
            background: var(--paper);
            padding: 92px 0;
        }

        .scene-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .scene-card {
            background: var(--card-light);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: transform 0.22s var(--ease), box-shadow 0.22s var(--ease), border-color 0.22s;
            display: flex;
            flex-direction: column;
        }

        .scene-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
            border-color: rgba(201, 162, 93, 0.35);
        }

        .scene-media {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            position: relative;
            background: var(--sand);
        }

        .scene-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s var(--ease);
        }

        .scene-card:hover .scene-media img {
            transform: scale(1.04);
        }

        .scene-media::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 17, 19, 0), rgba(15, 17, 19, 0.28));
        }

        .scene-symbol {
            position: absolute;
            z-index: 3;
            left: 15px;
            bottom: 13px;
            color: #fff;
            display: inline-flex;
            gap: 6px;
            align-items: center;
            font-size: 0.8rem;
            font-weight: 500;
            background: rgba(15, 17, 19, 0.32);
            backdrop-filter: blur(8px);
            padding: 5px 11px;
            border-radius: 999px;
            border: 1px solid rgba(255, 255, 255, 0.24);
        }

        .scene-card-body {
            padding: 24px 24px 26px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .scene-card-body h3 {
            color: var(--ink);
            font-size: 1.19rem;
            font-weight: 600;
            margin-bottom: 12px;
            line-height: 1.5;
        }

        .scene-card-body p {
            color: var(--muted);
            font-size: 0.95rem;
            line-height: 1.78;
            flex: 1;
        }

        .scene-tip {
            margin-top: 20px;
            padding-top: 16px;
            border-top: 1px dashed var(--line);
            color: var(--gold-deep);
            font-size: 0.84rem;
            font-weight: 500;
        }

        .checklist-section {
            background: var(--sand-light);
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }

        .checklist-grid {
            display: grid;
            grid-template-columns: 0.9fr 1.1fr;
            gap: 68px;
            align-items: center;
        }

        .checklist-text .section-title {
            margin-bottom: 12px;
        }

        .check-items {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 14px;
        }

        .check-card {
            background: var(--card-light);
            border: 1px solid var(--line);
            border-radius: 14px;
            padding: 22px 20px;
            display: flex;
            flex-direction: column;
            gap: 9px;
            transition: box-shadow 0.2s var(--ease), transform 0.2s var(--ease);
        }

        .check-card:hover {
            box-shadow: var(--shadow-card);
            transform: translateY(-2px);
        }

        .check-icon {
            color: var(--gold-deep);
            width: 28px;
            height: 28px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(201, 162, 93, 0.14);
            border-radius: 9px;
            margin-bottom: 3px;
        }

        .check-icon svg {
            width: 16px;
            height: 16px;
        }

        .check-card h4 {
            color: var(--ink);
            font-size: 0.96rem;
            font-weight: 600;
        }

        .check-card p {
            color: #7C766C;
            font-size: 0.85rem;
            line-height: 1.7;
        }

        .faq-section {
            background: var(--paper);
            padding: 92px 0;
        }

        .faq-grid {
            display: grid;
            grid-template-columns: 0.75fr 1.25fr;
            gap: 72px;
            align-items: start;
        }

        .faq-intro {
            position: sticky;
            top: 110px;
        }

        .faq-list {
            border-top: 1px solid var(--line);
        }

        .faq-item {
            border-bottom: 1px solid var(--line);
        }

        .faq-button {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            text-align: left;
            padding: 24px 4px;
            color: var(--ink);
            font-size: 1.05rem;
            font-weight: 600;
            background: transparent;
            transition: color 0.18s;
            line-height: 1.5;
        }

        .faq-button:hover {
            color: var(--gold-deep);
        }

        .faq-icon {
            flex: 0 0 30px;
            width: 30px;
            height: 30px;
            border-radius: 10px;
            background: rgba(201, 162, 93, 0.14);
            color: var(--gold-deep);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: transform 0.1s var(--ease);
        }

        .faq-icon svg {
            width: 14px;
            height: 14px;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer-wrap {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s var(--ease);
        }

        .faq-answer {
            padding: 0 34px 24px 4px;
            color: #6D675F;
            font-size: 0.95rem;
            line-height: 1.82;
        }

        .faq-qnum {
            display: inline-flex;
            margin-right: 12px;
            font-family: var(--font-num);
            color: var(--gold);
            font-size: 0.9rem;
        }

        .cta-section {
            position: relative;
            background: var(--night);
            color: var(--on-dark);
            padding: 45px 0 55px;
            overflow: hidden;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-position: center 24%;
            background-size: cover;
            opacity: 0.2;
            pointer-events: none;
        }

        .cta-section::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(15, 17, 19, 0.98) 0%, rgba(15, 17, 19, 0.82) 44%, rgba(15, 17, 19, 0.6) 100%);
        }

        .cta-layout {
            position: relative;
            z-index: 4;
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 32px;
            align-items: center;
        }

        .cta-title {
            color: #fff;
            font-size: clamp(1.4rem, 2.5vw, 2rem);
            font-weight: 600;
            margin-bottom: 10px;
        }

        .cta-desc {
            color: var(--on-dark-muted);
            max-width: 660px;
            line-height: 1.8;
            font-size: 0.98rem;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 9px;
            height: 48px;
            padding: 0 22px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            letter-spacing: 0.02em;
            white-space: nowrap;
            font-size: 0.98rem;
            cursor: pointer;
            border: 1px solid transparent;
            transition: all 0.18s var(--ease);
            color: var(--ink);
        }

        .btn-gold {
            background: var(--gold);
            color: var(--ink);
            border-color: var(--gold);
            box-shadow: 0 8px 24px rgba(22, 15, 2, 0.18);
        }

        .btn-gold:hover {
            background: var(--gold-deep);
            color: #fff;
            border-color: var(--gold-deep);
            transform: translateY(-1px);
        }

        .btn-gold:active {
            transform: translateY(0) scale(0.99);
            box-shadow: none;
        }

        .btn-dark {
            background: #17191C;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.3);
        }

        .btn-dark:hover {
            border-color: var(--gold);
            color: var(--gold);
            background: rgba(201, 162, 93, 0.1);
        }

        .btn-outline-light {
            border: 1px solid rgba(255, 255, 255, 0.38);
            color: #fff;
            background: transparent;
            height: 40px;
            border-radius: 8px;
            padding: 0 18px;
        }

        .btn-outline-light:hover {
            border-color: var(--gold);
            color: var(--gold);
        }

        .cta-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .site-footer {
            background: #0F1113;
            color: #B6B0A6;
            border-top: 1px solid rgba(201, 162, 93, 0.12);
            padding-top: 66px;
            position: relative;
        }

        .footer-top-line {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, #C9A25D, transparent);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.3fr 0.82fr 0.92fr 0.92fr;
            gap: 52px;
            padding-bottom: 48px;
        }

        .site-footer h4 {
            color: #FFF;
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 18px;
            letter-spacing: 0.03em;
        }

        .footer-brand {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
        }

        .footer-brand .logo-mark {
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .footer-brand .logo-word {
            margin-left: 18px;
            margin-top: -4px;
        }

        .footer-logo-inline {
            display: flex;
            align-items: center;
            gap: 11px;
            margin-bottom: 18px;
        }

        .footer-brand p {
            margin-top: 18px;
            font-size: 0.92rem;
            line-height: 1.8;
            max-width: 340px;
            color: #948E84;
        }

        .footer-col {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .footer-col a,
        .footer-contact a {
            color: #B6B0A6;
            padding: 7px 0;
            font-size: 0.9rem;
            transition: color 0.18s;
        }

        .footer-col a:hover,
        .footer-contact a:hover {
            color: var(--gold);
        }

        .footer-contact {
            display: flex;
            flex-direction: column;
        }

        .footer-cta-btn {
            align-self: flex-start;
            display: inline-flex;
            background: transparent;
            border: 1px solid rgba(201, 162, 93, 0.55);
            color: var(--gold);
            padding: 10px 18px;
            border-radius: 9px;
            font-size: 0.9rem;
            margin-top: 6px;
            transition: all 0.18s var(--ease);
        }

        .footer-cta-btn:hover {
            background: var(--gold);
            color: var(--ink);
        }

        .service-time {
            margin-top: 18px;
            font-size: 0.84rem;
            color: #7F786D;
            line-height: 1.7;
        }

        .service-time strong {
            font-weight: 500;
            color: #B0A999;
        }

        .footer-copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            padding-top: 24px;
            padding-bottom: 28px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 36px;
            justify-content: space-between;
            color: #777066;
            font-size: 0.8rem;
        }

        .modal-overlay {
            position: fixed;
            inset: 0;
            z-index: 160;
            background: rgba(15, 17, 19, 0.58);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 24px;
        }

        .modal-overlay[hidden] {
            display: none;
        }

        .modal-card {
            width: min(565px, 100%);
            background: var(--paper);
            border-radius: 20px;
            padding: 36px 34px 28px;
            box-shadow: var(--shadow-dark);
            position: relative;
            max-height: 92vh;
            overflow-y: auto;
            animation: modalIn 0.22s var(--ease);
        }

        @keyframes modalIn {
            from {
                opacity: 0;
                transform: translateY(15px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .modal-close {
            position: absolute;
            right: 16px;
            top: 16px;
            width: 38px;
            height: 38px;
            border-radius: 11px;
            color: var(--text);
            background: rgba(15, 17, 19, 0.05);
            transition: all 0.18s;
        }

        .modal-close:hover {
            background: rgba(179, 100, 61, 0.1);
            color: var(--copper);
        }

        .modal-kicker {
            color: var(--gold-deep);
            font-size: 0.78rem;
            letter-spacing: 0.18em;
            font-weight: 600;
        }

        .modal-card h3 {
            color: var(--ink);
            font-size: 1.45rem;
            font-weight: 600;
            margin: 8px 0 8px;
        }

        .modal-card>p {
            color: var(--muted);
            font-size: 0.92rem;
            margin-bottom: 20px;
        }

        .contact-form {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .field-item label {
            display: block;
            color: var(--ink);
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 7px;
        }

        .field-item input,
        .field-item select {
            width: 100%;
            height: 46px;
            padding: 0 14px;
            border-radius: 10px;
            border: 1px solid rgba(29, 29, 27, 0.13);
            background: #fff;
            color: var(--ink);
            transition: border-color 0.18s, box-shadow 0.18s;
        }

        .field-item select {
            appearance: auto;
        }

        .field-item input:focus,
        .field-item select:focus {
            outline: none;
            border-color: var(--gold);
            box-shadow: 0 0 0 3px rgba(201, 162, 93, 0.18);
        }

        .field-error-msg,
        .field-tip {
            margin-top: 5px;
            font-size: 0.78rem;
            color: var(--copper);
            line-height: 1.5;
        }

        .field-tip {
            color: var(--muted);
        }

        .form-status {
            display: none;
            align-items: flex-start;
            gap: 8px;
            background: rgba(201, 162, 93, 0.18);
            border: 1px solid rgba(201, 162, 93, 0.35);
            border-radius: 10px;
            color: #5D4A2A;
            font-size: 0.9rem;
            padding: 12px 14px;
        }

        .form-status.show {
            display: flex;
        }

        .hidden {
            display: none !important;
        }

        .privacy-note {
            border-top: 1px dashed rgba(29, 29, 27, 0.16);
            margin-top: 20px;
            padding-top: 16px;
            display: flex;
            gap: 9px;
            color: #8A8579;
            font-size: 0.76rem;
            line-height: 1.7;
        }

        .privacy-note svg {
            flex: 0 0 15px;
            margin-top: 3px;
            color: var(--gold-deep);
        }

        .mobile-sticky-cta {
            position: fixed;
            left: 12px;
            right: 12px;
            bottom: 12px;
            z-index: 44;
            background: rgba(15, 17, 19, 0.95);
            backdrop-filter: blur(12px);
            display: none;
            justify-content: space-between;
            align-items: center;
            color: #fff;
            padding: 10px 11px 10px 18px;
            border-radius: 16px;
            border: 1px solid rgba(255, 255, 255, 0.14);
            gap: 14px;
            box-shadow: var(--shadow-dark);
        }

        .mobile-sticky-cta .sticky-label {
            font-size: 0.92rem;
            line-height: 1.4;
        }

        .mobile-sticky-cta .sticky-label strong {
            color: var(--gold);
            font-weight: 600;
        }

        .mobile-sticky-cta .sidebar-cta {
            background: var(--gold);
            color: var(--ink);
            padding: 12px 22px;
            border-radius: 10px;
            font-weight: 700;
            white-space: nowrap;
        }

        .mobile-sticky-cta.footer-near {
            opacity: 0;
            transform: translateY(30px);
            pointer-events: none;
            visibility: hidden;
            transition: all 0.2s var(--ease);
        }

        .backdrop-click-area {
            position: absolute;
            inset: 0;
        }

        .go-to-top {
            display: none;
        }

        @media (max-width: 1024px) {
            .main-nav,
            .header-cta {
                display: none;
            }
            .nav-toggle {
                display: inline-flex;
                align-items: center;
            }
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .feature-grid .feature-card:nth-child(3n+2) {
                transform: none;
            }
            .feature-grid .feature-card:nth-child(3n+2):hover {
                transform: translateY(-4px);
            }
            .workflow-grid,
            .checklist-grid,
            .faq-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .workflow-intro {
                position: static;
            }
            .workflow-list::before {
                left: 25px;
            }
            .workflow-step {
                grid-template-columns: 50px 1fr;
                gap: 16px;
            }
            .step-marker {
                width: 50px;
                height: 50px;
                border-radius: 15px;
            }
            .footer-grid {
                grid-template-columns: 1.2fr 1fr;
                gap: 40px;
            }
            .category-hero-grid {
                gap: 38px;
            }
            .scene-grid {
                grid-template-columns: 1fr;
                max-width: 560px;
            }
            .scene-card {
                flex-direction: column;
            }
            .scene-media {
                aspect-ratio: 16 / 9;
            }
            .cta-layout {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        @media (max-width: 768px) {
            .section-block,
            .faq-section,
            .scene-section {
                padding: 72px 0;
            }
            .workflow-section {
                padding: 76px 0;
            }
            .category-hero {
                padding: 108px 0 44px;
            }
            .category-hero-grid {
                grid-template-columns: 1fr;
            }
            .hero-visual {
                display: none;
            }
            .category-title {
                max-width: 100%;
            }
            .check-items {
                grid-template-columns: 1fr;
            }
            .cta-actions {
                display: flex;
                flex-wrap: wrap;
            }
            .footer-grid {
                display: flex;
                flex-wrap: wrap;
                gap: 28px;
            }
            .footer-grid>div {
                width: 100%;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .feature-grid .feature-card:nth-child(3n+2) {
                transform: none;
            }
            .tags-strip-list {
                gap: 12px 20px;
                justify-content: flex-start;
            }
        }

        @media (max-width: 520px) {
            .site-header,
            .header-inner {
                height: 62px;
            }
            .site-header {
                padding: 0 2px;
            }
            .logo-sub {
                font-size: 0.56rem;
                letter-spacing: 0.32em;
            }
            .container-custom {
                width: calc(100% - 32px);
            }
            .mobile-drawer {
                padding: 22px 22px 26px;
                width: min(100%, 100vw);
            }
            .modal-card {
                padding: 28px 20px 20px;
                border-radius: 20px;
            }
            .mobile-sticky-cta {
                display: flex;
            }
            .btn-scroll-target {
                margin-right: auto;
            }
            .section-head {
                margin-bottom: 34px;
            }
            .section-title {
                font-size: 1.68rem;
            }
            .faq-button {
                padding: 17px 3px;
                font-size: 1rem;
            }
            .faq-answer {
                padding-right: 12px;
            }
            .feature-card {
                padding: 24px 22px 22px;
            }
            .footer-grid {
                gap: 32px;
            }
            .category-hero-actions .btn {
                width: 100%;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }
            .hero-chip .dot-live,
            .focus-highlight-tag .hot-dot {
                animation: none;
            }
        }

/* roulang page: category4 */
:root {
    --night: #0F1113;
    --paper: #F5F3ED;
    --sand: #E8E4DB;
    --ink: #1D1D1B;
    --text: #3F3D39;
    --muted: #8A8579;
    --star: #C9A25D;
    --star-deep: #8F6F3E;
    --copper: #B3643D;
    --radius-lg: 20px;
    --radius-card: 14px;
    --radius-btn: 10px;
    --ease: cubic-bezier(0.2, 0.6, 0.2, 1);
  }
  * { box-sizing: border-box; margin: 0; padding: 0; }
  html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
  body {
    font-family: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
    background: var(--paper);
    color: var(--text);
    line-height: 1.75;
    font-size: 0.98rem;
    overflow-x: hidden;
  }
  .container-custom {
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
    width: 100%;
  }
  a { text-decoration: none; color: inherit; }
  img { max-width: 100%; display: block; }
  button { font-family: inherit; cursor: pointer; }
  .num, .stat-num, time { font-family: Arial, "Helvetica Neue", sans-serif; font-feature-settings: "tnum"; font-variant-numeric: tabular-nums; }

  /* ---------- Header Nav ---------- */
  .site-header {
    position: fixed; top:0; left:0; right:0;
    height: 72px; z-index: 100;
    background: rgba(15,17,19,0.42);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid rgba(255,255,255,0.12);
    transition: background .18s var(--ease), border-color .18s var(--ease);
  }
  .site-header.scrolled {
    background: rgba(245,243,237,0.94);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(15,17,19,0.06);
  }
  .nav-inner {
    display: flex; align-items: center; justify-content: space-between;
    height: 72px; gap: 24px;
  }
  .brand-lockup { display: flex; align-items: center; gap: 10px; min-width: 0; }
  .brand-logo svg { width: 28px; height: 28px; display: block; }
  .brand-word { display: flex; flex-direction: column; line-height: 1.1; }
  .brand-en { font-family: Arial, sans-serif; font-weight: 700; letter-spacing: .06em; color: #f5f3ed; font-size: 1rem; transition: color .18s; }
  .brand-cn { font-size: 10px; letter-spacing: .32em; color: #C9A25D; margin-top: 3px; transition: color .18s; white-space: nowrap; }
  .site-header.scrolled .brand-en { color: var(--ink); }
  .site-header.scrolled .brand-cn { color: var(--star-deep); }
  .main-nav { display: flex; align-items: center; gap: 6px; }
  .nav-link {
    position: relative; display: inline-block; padding: 8px 13px;
    color: rgba(245,243,237,.9); font-size: .92rem; font-weight: 500;
    letter-spacing: .02em; transition: color .16s;
  }
  .site-header.scrolled .nav-link { color: #3d3a34; }
  .nav-link::after {
    content:''; position: absolute; left: 20%; right: 80%; bottom: -2px; height: 2px;
    background: var(--star); transition: right .2s var(--ease), left .2s var(--ease);
    border-radius: 2px;
  }
  .nav-link:hover::after, .nav-link.active::after { left: 12%; right: 12%; }
  .nav-link.active { color: #C9A25D !important; font-weight: 600; }
  .site-header.scrolled .nav-link.active { color: var(--star-deep) !important; }
  .nav-btn {
    display: inline-flex; align-items: center; justify-content: center;
    background: #C9A25D; color: #1D1D1B; border: none; height: 40px;
    padding: 0 20px; border-radius: 8px; font-size: .92rem; font-weight: 600;
    transition: background .16s, transform .16s; letter-spacing: .01em; white-space: nowrap;
  }
  .nav-btn:hover { background: #b78f4d; color: #0F1113; }
  .nav-btn:active { transform: translateY(1px); }
  .nav-burger { display: none; width: 42px; height: 42px; align-items: center; justify-content: center; background: transparent; border: 1px solid rgba(255,255,255,0.3); border-radius: 8px; color: #f5f3ed; font-size: 1.15rem; }
  .site-header.scrolled .nav-burger { color: var(--ink); border-color: rgba(15,17,19,0.15); }

  .drawer-overlay {
    position: fixed; inset: 0; background: rgba(15,17,19,0.97);
    -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
    z-index: 200; opacity: 0; visibility: hidden;
    display: flex; align-items: center; justify-content: center;
    transition: opacity .2s, visibility .2s;
  }
  .drawer-overlay.open { opacity: 1; visibility: visible; }
  .drawer-close {
    position: absolute; top: 24px; right: 24px; width: 40px; height: 40px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16);
    color: #F0EDE6; border-radius: 50%; font-size: 1rem;
    transition: background .16s;
  }
  .drawer-close:hover { background: rgba(255,255,255,.2); }
  .drawer-nav { display: flex; flex-direction: column; gap: 20px; width: 280px; text-align: center; }
  .drawer-nav a { color: #F0EDE6; font-size: 1.25rem; font-weight: 600; letter-spacing: .1em; padding: 6px 0; border-bottom: 1px solid rgba(255,255,255,.06); }
  .drawer-nav a:hover, .drawer-nav a.active { color: #C9A25D; }

  @media (max-width: 991px) {
    .main-nav { display: none; }
    .nav-btn-desktop { display: none; }
    .nav-burger { display: inline-flex; }
  }

  /* ---------- Fourth category hero …… ---------- */
  .cat4-hero {
    position: relative;
    min-height: 420px;
    padding-top: 180px;
    padding-bottom: 88px;
    background-color: var(--night);
    background-image: url('/assets/images/backpic/back-2.webp');
    background-size: cover;
    background-position: center right;
    overflow: hidden;
  }
  .cat4-hero .dark-mask {
    position: absolute; inset: 0;
    background: linear-gradient(to right, rgba(15,17,19,0.93) 0%, rgba(15,17,19,0.76) 40%, rgba(15,17,19,0.45) 100%),
                linear-gradient(to bottom, rgba(15,17,19,0.42) 0%, transparent 20%);
  }
  .cat4-hero .gold-orb {
    position: absolute; top: -90px; right: -40px; width: 300px; height: 300px;
    background: radial-gradient(circle, rgba(201,162,93,0.12) 0%, transparent 70%);
    pointer-events: none;
  }
  .hero-breadcrumb { color: rgba(240,237,230,.66); font-size: .82rem; display: flex; align-items: center; gap: 8px; margin-bottom: 18px; letter-spacing: .05em;}
  .hero-breadcrumb a { color: rgba(240,237,230,.8); transition: color .16s; }
  .hero-breadcrumb a:hover { color: #C9A25D; }
  .hero-breadcrumb i { font-size: .6rem; color: #C9A25D; }
  .cat4-h1 {
    color: #F5F3ED; font-size: clamp(2.1rem, 5vw, 3.6rem); font-weight: 600;
    line-height: 1.15; letter-spacing: .04em; margin-bottom: 18px;
  }
  .cat4-h1 span { color: #C9A25D; }
  .hero-desc { max-width: 600px; color: rgba(240,237,230,0.82); font-size: .98rem; line-height: 1.85; }
  .hero-badge-list { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
  .hbadge { font-size: .82rem; color: #F0EDE6; border: 1px solid rgba(255,255,255,0.2); border-radius: 999px; height: 30px; display: inline-flex; align-items: center; padding: 0 14px; background: rgba(255,255,255,0.06); }
  .hero-right-cover { position: relative; }
  .hero-right-cover .cover-frame {
    border-radius: 20px; overflow: hidden; border: 1px solid rgba(255,255,255,0.14);
    box-shadow: 0 18px 50px rgba(0,0,0,0.28);
  }
  .hero-right-cover img { width: 100%; height: 260px; object-fit: cover; }
  .cover-float-card {
    position: absolute; left: 38px; bottom: -24px; background: #F5F3ED;
    border-radius: 14px; padding: 14px 18px; display: flex; align-items: center; gap: 12px;
    box-shadow: 0 10px 26px rgba(0,0,0,0.18);
  }
  .cover-float-card .float-icon { width: 38px; height: 38px; background: rgba(201,162,93,0.18); border-radius: 10px; display: flex; align-items: center; justify-content: center; color: #8F6F3E; font-size: 1rem;}
  .cover-float-card .float-title { font-size: .86rem; font-weight: 600; color: #1D1D1B; }
  .cover-float-card .float-sub { font-size: .74rem; color: #8A8579; }

  @media (max-width: 991px) {
    .cat4-hero { padding-top: 132px; }
    .hero-right-cover { margin-top: 34px; }
    .cover-float-card { bottom: -18px; }
  }
  @media (max-width: 480px) {
    .cat4-hero { min-height: 0; padding-bottom: 56px; }
    .cat4-h1 { font-size: 2rem; }
  }

  /* ---------- section pre ---------- */
  .section-eyebrow {
    display: inline-block; font-size: .78rem; letter-spacing: .22em; text-transform: uppercase;
    color: #8F6F3E; background: rgba(201,162,93,0.15);
    border-radius: 999px; height: 28px; padding: 0 14px; line-height: 28px;
    font-weight: 600; margin-bottom: 16px;
  }
  .section-title { font-size: clamp(1.6rem, 2.8vw, 2.4rem); font-weight: 600; color: #1D1D1B; line-height: 1.25; letter-spacing: .01em; }
  .section-sub { max-width: 640px; color: #3F3D39; font-size: .96rem; margin-top: 10px; }
  .dark-sec .section-title { color: #F5F3ED; }
  .dark-sec .section-sub { color: #a5a095; }
  .section-space { padding: 96px 0; }
  @media (max-width: 768px) { .section-space { padding: 72px 0; } }

  /* ---------- data band ---------- */
  .data-band { background: var(--night); border-top: 1px solid rgba(255,255,255,0.1); border-bottom: 1px solid rgba(255,255,255,0.1); }
  .data-band-inner { display: grid; grid-template-columns: repeat(4,1fr); gap: 28px; padding: 44px 0; }
  .band-item { display: flex; align-items: center; gap: 18px; position: relative; }
  .band-item + .band-item::before { content:''; position: absolute; left: -14px; top: 10%; width: 1px; height: 80%; background: rgba(255,255,255,0.1); }
  .band-icon { width: 44px; height: 44px; border-radius: 12px; background: rgba(201,162,93,0.12); border: 1px solid rgba(201,162,93,0.18); color: #C9A25D; display: flex; align-items: center; justify-content: center; flex-shrink: 0;}
  .band-label { font-size: .8rem; color: #A5A095; }
  .band-value { font-size: 1rem; color: #F0EDE6; font-weight: 600; letter-spacing: .02em; }
  .band-note { font-size: .72rem; color: rgba(245,243,237,.45); margin-top: 2px;}
  @media (max-width: 991px) { .data-band-inner { grid-template-columns: 1fr 1fr; } .band-item:nth-child(3)::before { display: none; } }
  @media (max-width: 560px) { .data-band-inner { grid-template-columns: 1fr; gap: 20px; } .band-item + .band-item::before { display: none; } }

  /* ---------- typology list ---------- */
  .register-types { background: var(--paper); }
  .type-list { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 36px; }
  .type-card {
    background: #FBF9F4; border: 1px solid #E1DCCF; border-radius: 14px;
    padding: 24px 24px 20px; position: relative;
    transition: transform .18s var(--ease), box-shadow .18s, border-color .18s;
  }
  .type-card:hover { transform: translateY(-3px); box-shadow: 0 8px 30px rgba(20,16,8,0.08); border-color: rgba(201,162,93,0.5); }
  .type-top { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; }
  .type-icon { width: 34px; height: 34px; border-radius: 9px; background: rgba(15,17,19,0.06); color: #1D1D1B; display: flex; align-items: center; justify-content: center; font-size: .95rem; }
  .type-state { font-size: .74rem; color: #8F6F3E; background: rgba(201,162,93,.15); padding: 3px 10px; border-radius: 999px; letter-spacing: .03em; white-space: nowrap; }
  .type-card h3 { color: #1D1D1B; font-size: 1.12rem; font-weight: 600; margin: 16px 0 6px; letter-spacing: .01em; }
  .type-card .desc { color: #6f6a5e; font-size: .9rem; line-height: 1.7; margin-bottom: 15px; }
  .type-meta { display: flex; flex-wrap: wrap; gap: 8px; border-top: 1px solid #ede9df; padding-top: 14px; }
  .meta-chip { font-size: .74rem; color: #3F3D39; background: #F1EEE5; border-radius: 999px; padding: 3px 11px; display: inline-flex; gap: 5px; align-items: center;}
  .meta-chip i { color: #8F6F3E; font-size: .6rem; }
  @media (max-width: 767px) { .type-list { grid-template-columns: 1fr; } }

  /* ---------- vertical timeline ---------- */
  .process-sec { background: #ece8df; }
  .process-wrap { display: grid; grid-template-columns: 1fr 0.75fr; gap: 50px; margin-top: 40px; align-items: start;}
  .v-timeline { display: flex; flex-direction: column; position: relative; padding-left: 14px; }
  .v-step { display: grid; grid-template-columns: 42px 1fr; gap: 16px; position: relative; padding-bottom: 30px; }
  .v-step::before { content: ''; position: absolute; left: 20px; top: 40px; bottom: 0; width: 1px; background: #d4cebf; }
  .v-step:last-child::before { display: none; }
  .v-num { width: 40px; height: 40px; border-radius: 50%; border: 1px solid rgba(201,162,93,.6); background: #FBF9F4; display: flex; align-items: center; justify-content: center; color: #8F6F3E; font-family: Arial,sans-serif; font-size: .82rem; font-weight: 700; z-index: 1;}
  .step-body h3 { font-size: 1.02rem; font-weight: 600; color: #1D1D1B; margin-bottom: 4px; }
  .step-body p { color: #6f6a5e; font-size: .9rem; }
  .process-todo {
    background: var(--night); border-radius: 20px; padding: 26px; color: #F0EDE6;
    box-shadow: 0 18px 50px rgba(0,0,0,0.28);
  }
  .process-todo h4 { color: #E8E4DB; font-size: .9rem; letter-spacing: .1em; margin-bottom: 12px; }
  .process-todo h4 i { color: #C9A25D; margin-right: 8px; }
  .process-todo p { color: #A5A095; font-size: .86rem; }
  .todo-list { margin-top: 14px; display: flex; flex-direction: column; gap: 10px; }
  .todo-list li { list-style: none; display: flex; gap: 10px; align-items: flex-start; font-size: .9rem; color: #E8E4DB; }
  .todo-list li i { color: #C9A25D; margin-top: 5px; font-size: .7rem; }
  @media (max-width: 900px) {
    .process-wrap { grid-template-columns: 1fr; }
  }

  /* ---------- prepare section ---------- */
  .prepare-sec { background: var(--paper); }
  .prepare-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: center; margin-top: 36px; }
  .check-list { display: flex; flex-direction: column; gap: 16px;}
  .check-item { background: #FBF9F4; border: 1px solid #E1DCCF; border-radius: 14px; padding: 18px 20px; display: flex; gap: 14px; align-items: flex-start;}
  .check-icon { width: 32px; height: 32px; background: rgba(201,162,93,0.16); color: #8F6F3E; border-radius: 8px; display: flex; align-items: center; justify-content: center; flex-shrink: 0;}
  .check-item h4 { color: #1D1D1B; font-size: .98rem; font-weight: 600; }
  .check-item p { font-size: .84rem; color: #6f6a5e; margin-top: 2px;}
  .prepare-photo { overflow: hidden; border-radius: 20px; box-shadow: 0 8px 30px rgba(20,16,8,0.12);}
  .prepare-photo img { width: 100%; height: 390px; object-fit: cover; }
  @media (max-width: 900px) { .prepare-grid { grid-template-columns: 1fr; } .prepare-photo { order: 2; } }

  /* ---------- faq ---------- */
  .faq-sec { background: #ece8df; }
  .faq-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 60px; align-items: flex-start;}
  .faq-title-side { position: sticky; top: 100px; }
  .faq-title-side .section-sub { color: #4c473d; }
  .faq-list { display: flex; flex-direction: column; gap: 12px; }
  .faq-item { background: #FBF9F4; border-radius: 14px; border: 1px solid #DED8CB; overflow: hidden; transition: border-color .16s; }
  .faq-item.open { border-color: rgba(201,162,93,.6); }
  .faq-q { width: 100%; display: flex; justify-content: space-between; align-items: center; padding: 18px 22px; cursor: pointer; border: none; background: transparent; text-align: left; }
  .faq-q span { font-size: .98rem; font-weight: 600; color: #1D1D1B; letter-spacing: .01em; }
  .faq-icon { width: 28px; height: 28px; border-radius: 50%; background: rgba(201,162,93,.14); color: #8F6F3E; display: flex; align-items: center; justify-content: center; font-size: .9rem; transition: transform .1s linear; flex-shrink: 0; }
  .faq-item.open .faq-icon i { content: "\f00d"; transform: rotate(45deg); }
  .faq-item .faq-icon i { transition: transform .1s linear; }
  .faq-a { max-height: 0; overflow: hidden; transition: max-height .22s var(--ease);}
  .faq-inner { padding: 0 22px 20px 68px; color: #5e594d; font-size: .92rem; line-height: 1.8; }
  @media (max-width: 860px) { .faq-layout { grid-template-columns: 1fr; gap: 30px; } .faq-title-side { position: static; } }

  /* ---------- CTA ---------- */
  .cta-full { background: var(--night); }
  .cta-box {
    display: flex; align-items: center; justify-content: space-between; gap: 30px;
    background: linear-gradient(120deg, #14171a, #101112 70%, #1b1710);
    border-radius: 20px; padding: 44px 48px;
    position: relative; overflow: hidden; border: 1px solid rgba(201,162,93,0.24);
  }
  .cta-box::after {
    content: ''; position: absolute; right: -80px; top: -160px; width: 330px; height: 330px;
    background: radial-gradient(circle, rgba(201,162,93,0.14) 0%, transparent 70%);
  }
  .cta-box h2 { color: #F5F3ED; font-size: clamp(1.5rem,2.4vw,2rem); font-weight: 600; line-height: 1.3; }
  .cta-box p { max-width: 600px; color: rgba(240,237,230,.68); margin-top: 8px; font-size: .92rem; }
  .cta-action { flex-shrink: 0; position: relative; z-index: 2; text-align: center;}
  @media (max-width: 760px) { .cta-box { flex-direction: column; align-items: flex-start; padding: 34px 26px; } }

  /* ---------- modal ---------- */
  .modal-mask {
    position: fixed; inset: 0; background: rgba(15,17,19,0.6);
    -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
    z-index: 300; display: flex; align-items: center; justify-content: center;
    padding: 20px; opacity:0; visibility: hidden; transition: opacity .2s, visibility .2s;
  }
  .modal-mask.open { opacity: 1; visibility: visible; }
  .modal-panel {
    width: 100%; max-width: 560px; background: #F5F3ED; border-radius: 20px;
    padding: 32px 32px 22px; position: relative; box-shadow: 0 18px 50px rgba(0,0,0,0.28);
    max-height: 92vh; overflow-y: auto;
  }
  .modal-close { position: absolute; top: 18px; right: 18px; width: 34px; height: 34px; border-radius: 50%; background: #E8E4DB; border: none; color: #3F3D39; display: flex; align-items: center; justify-content: center; font-size: .9rem; transition: background .16s; }
  .modal-close:hover { background: #dcd7c8; }
  .modal-panel h3 { font-size: 1.4rem; font-weight: 600; color: #1D1D1B; }
  .modal-panel .m-desc { color: #6f6a5e; font-size: .92rem; margin: 8px 0 18px; }
  .form-group { margin-bottom: 14px; }
  .form-group label { font-size: .82rem; color: #4b4639; font-weight: 600; display: block; margin-bottom: 5px; }
  .form-group input, .form-group select {
    width: 100%; height: 46px; border: 1px solid #DED8CB; background: #FBF9F4;
    border-radius: 10px; padding: 0 14px; font-size: .94rem; color: #1D1D1B;
    transition: border .16s, box-shadow .16s; 
  }
  .form-group input:focus, .form-group select:focus { outline: none; border-color: #C9A25D; box-shadow: 0 0 0 3px rgba(201,162,93,0.2);}
  .error-tip { font-size: .78rem; color: #B3643D; display: none; align-items: center; gap: 5px; margin-top: 4px; }
  .error-tip.show { display: flex; }
  .form-success { display: none; text-align: center; padding: 22px 0; }
  .form-success.show { display: block; }
  .form-success .tick { width: 56px; height: 56px; border-radius: 50%; background: rgba(201,162,93,.22); color: #8F6F3E; display: flex; align-items: center; justify-content: center; margin: 0 auto 14px; font-size: 1.4rem;}
  .form-success h4 { font-size: 1.1rem; color: #1D1D1B; }
  .form-success p { font-size: .86rem; color: #6f6a5e; }
  .submit-btn { width: 100%; height: 48px; background: #C9A25D; color: #1D1D1B; border: none; border-radius: 10px; font-size: 1rem; font-weight: 600; transition: background .16s, transform .16s; margin-top: 6px;}
  .submit-btn:hover { background: #b78f4d; }
  .submit-btn:active { transform: scale(.99); }
  .privacy-tip { display: flex; align-items: flex-start; gap: 8px; margin-top: 16px; padding-top: 14px; border-top: 1px solid #ded8cb; font-size: .75rem; color: #8A8579; line-height: 1.6;}
  .privacy-tip i { color: #8F6F3E; margin-top: 2px; }

  .mobile-bar {
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 90;
    background: rgba(15,17,19,.95);
    -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
    display: none; align-items: center; justify-content: space-between;
    height: 58px; padding: 0 16px calc(env(safe-area-inset-bottom, 0px) + 8px) ;
    border-top: 1px solid rgba(255,255,255,.1);
  }
  .mobile-bar a, .mobile-bar button { color: #F0EDE6; font-size: .9rem; }
  .mobile-bar .btn-gold { background: #C9A25D; height: 36px; border-radius: 8px; display: inline-flex; align-items: center; padding: 0 16px; color: #1D1D1B; font-weight: 600; border: none; }
  body.has-mobile-bar { padding-bottom: 58px; }
  @media (max-width: 767px) { .mobile-bar { display: flex; } .modal-mask { align-items: flex-end; padding: 0; } .modal-panel { max-width: none; border-radius: 20px 20px 0 0; padding: 28px 20px 24px; } }
  @media (min-width: 768px) { .mobile-bar { display: none; } }

  .btn-primary {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    height: 48px; padding: 0 28px; background: #C9A25D; color: #1D1D1B;
    border-radius: 10px; font-size: .98rem; font-weight: 600; border: none;
    transition: background .16s, transform .16s;
  }
  .btn-primary:hover { background: #b78f4d; color: #0F1113; }
  .btn-outline-light { display: inline-flex; align-items: center; gap: 10px; height: 46px; padding: 0 22px; border: 1px solid rgba(240,237,230,.5); border-radius: 10px; color: #F0EDE6; font-size: .94rem; font-weight: 500; transition: border .16s, background .16s;}
  .btn-outline-light:hover { border-color: #C9A25D; background: rgba(201,162,93,.06); }

  .link-arr { display: inline-flex; align-items: center; gap: 6px; font-size: .88rem; font-weight: 600; color: #8F6F3E; }
  .link-arr i { transition: transform .18s var(--ease); }
  .link-arr:hover i { transform: translateX(4px); }

  /* footer from shared */
  .site-footer { background: var(--night); color: rgba(245,243,237,.7); padding: 44px 0 24px; }
  .footer-top-line { height: 1px; background: linear-gradient(to right, transparent, #C9A25D 30%, #C9A25D 70%, transparent); margin-bottom: 40px; }
  .footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 32px; }
  @media (max-width: 991px){ .footer-grid { grid-template-columns: 1fr 1fr; } }
  @media (max-width: 560px){ .footer-grid { grid-template-columns: 1fr; } }
  .footer-brand .logo { display:flex; gap: 8px; margin-bottom: 14px;}
  .footer-brand p { font-size: .82rem; line-height: 1.8; color: rgba(240,237,230,.6); max-width: 300px; }
  .footer-col h4 { color: #E8E4DB; font-size: .92rem; margin-bottom: 14px; letter-spacing: .06em; }
  .footer-col a, .footer-contact a { display: inline-block; color: rgba(240,237,230,.62); font-size: .86rem; margin-bottom: 10px; transition: color .16s; }
  .footer-col a:hover, .footer-contact a:hover { color: #C9A25D; }
  .footer-cta-btn { border: none; background: rgba(201,162,93,0.15); color: #C9A25D; font-size: .84rem; padding: 9px 16px; border-radius: 9px; margin: 10px 0; transition: background .16s; }
  .footer-cta-btn:hover { background: rgba(201,162,93,0.28); color: #e8d6a8; }
  .footer-contact .service-time { font-size: .78rem; color: rgba(240,237,230,.46); margin-top: 8px; }
  .footer-copyright { border-top: 1px solid rgba(255,255,255,.08); margin-top: 34px; padding-top: 20px; display: flex; flex-direction: column; gap: 4px; font-size: .76rem; color: rgba(240,237,230,.36); }
  @media (min-width:1025px){ .section-space { padding: 108px 0; } }

  .reveal { opacity: 1; }
  .reveal-wait { opacity: 0; transform: translateY(14px); transition: opacity .5s var(--ease), transform .5s var(--ease); }
  .reveal-wait.in { opacity: 1; transform: none; }

  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: .01ms !important; }
    html { scroll-behavior: auto; }
  }